diff --git a/examples/temp_sensor/rakefile_helper.rb b/examples/temp_sensor/rakefile_helper.rb
index 1870842..d1dfcc9 100644
--- a/examples/temp_sensor/rakefile_helper.rb
+++ b/examples/temp_sensor/rakefile_helper.rb
@@ -35,9 +35,9 @@ module RakefileHelpers
     $cfg['linker']['object_files']['path']          = $proj[:project][:build_root]
     $cfg['linker']['bin_files']['destination']      = $proj[:project][:build_root]
 
-    # Merge includes: keep Array items from target (e.g., IAR tool paths), use project.yml for strings
-    tool_includes = $cfg['compiler']['includes']['items'].select { |i| i.is_a?(Array) }
-    $cfg['compiler']['includes']['items'] = tool_includes + $proj[:paths][:include]
+    # Merge includes: preserve any target-specific items (tool paths, local headers),
+    # then add project.yml paths (| deduplicates)
+    $cfg['compiler']['includes']['items'] = ($cfg['compiler']['includes']['items'] || []) | $proj[:paths][:include]
 
     # Merge defines: target-specific first, then project common defines
     $cfg['compiler']['defines']['items'] ||= []
diff --git a/examples/temp_sensor/targets/gcc.yml b/examples/temp_sensor/targets/gcc.yml
deleted file mode 100644
index 122025a..0000000
--- a/examples/temp_sensor/targets/gcc.yml
+++ /dev/null
@@ -1,97 +0,0 @@
-# =========================================================================
-#   CMock - Automatic Mock Generation for C
-#   ThrowTheSwitch.org
-#   Copyright (c) 2007-26 Mike Karlesky, Mark VanderVoord, & Greg Williams
-#   SPDX-License-Identifier: MIT
-# =========================================================================
-
-compiler:
-  path: gcc
-  source_path:     'src/'
-  unit_tests_path: &unit_tests_path 'test/'
-  build_path:      &build_path 'build/'
-  options:
-    - -c
-  includes:
-    prefix: '-I'
-    items:
-      - 'src/'
-      - '../../src/'
-      - '../../vendor/unity/src/'
-      - '../../vendor/unity/examples/example_3/helper/'
-      - './build/mocks/'
-      - *unit_tests_path
-  defines:
-    prefix: '-D'
-    items:
-      - __monitor
-      - UNITY_SUPPORT_64
-  object_files:
-    prefix: '-o'
-    extension: '.o'
-    destination: *build_path
-linker:
-  path: gcc
-  options:
-    - -lm
-  includes:
-    prefix: '-I'
-  object_files:
-    path: *build_path
-    extension: '.o'
-  bin_files:
-    prefix: '-o'
-    extension: '.exe'
-    destination: *build_path
-:cmock:
-  # Core conffiguration
-  :plugins:  []                    # What plugins should be used by CMock?
-  :verbosity:  2                   # the options being 0 errors only, 1 warnings and errors, 2 normal info, 3 verbose
-  :when_no_prototypes:  :warn      # the options being :ignore, :warn, or :erro
-
-  # File configuration
-  :mock_path:  './build/mocks'     # Subdirectory to store mocks when generated (default: mocks)
-  :skeleton_path:  ''              # Subdirectory to store stubs when generated (default: '')
-  :mock_prefix:  'Mock'            # Prefix to append to filenames for mocks
-  :mock_suffix:  ''                # Suffix to append to filenames for mocks
-
-  # Parser configuration
-  :strippables:  ['(?:__attribute__\s*\([ (]*.*?[ )]*\)+)']
-  :attributes:
-     - __ramfunc
-     - __irq
-     - __fiq
-     - register
-     - extern
-  :c_calling_conventions:
-     - __stdcall
-     - __cdecl
-     - __fastcall
-  :treat_externs:  :exclude        # the options being :include or :exclud
-  :treat_inlines:  :exclude        # the options being :include or :exclud
-
-  # Type handling configuration
-  #:unity_helper_path: ''          # specify a string of where to find a unity_helper.h file to discover custom type assertions
-  #:treat_as:  {}                  # optionally add additional types to map custom types
-  #:treat_as_array:  {}            # hint to cmock that these types are pointers to something
-  #:treat_as_void:  []             # hint to cmock that these types are actually aliases of void
-  :memcmp_if_unknown:  true        # allow cmock to use the memory comparison assertions for unknown types
-  :when_ptr:  :compare_data        # hint to cmock how to handle pointers in general, the options being :compare_ptr, :compare_data, or :smart
-
-  # Mock generation configuration
-  :weak:  ''                       # Symbol to use to declare weak functions
-  :enforce_strict_ordering: false  # Do we want cmock to enforce ordering of all function calls?
-  :fail_on_unexpected_calls: true  # Do we want cmock to fail when it encounters a function call that wasn't expected?
-  :callback_include_count: true    # Do we want cmock to include the number of calls to this callback, when using callbacks?
-  :callback_after_arg_check: false # Do we want cmock to enforce an argument check first when using a callback?
-  :includes:                       # You can add additional includes here, or specify the location with the options below
-    - Types.h
-  #:includes_h_pre_orig_header: [] 
-  #:includes_h_post_orig_header: []
-  #:includes_c_pre_header:  []
-  #:includes_c_post_header:  []
-  #:array_size_type:  []            # Specify a type or types that should be used for array lengths
-  #:array_size_name:  'size|len'    # Specify a name or names that CMock might automatically recognize as the length of an array
-  :exclude_setjmp_h:  false        # Don't use setjmp when running CMock. Note that this might result in late reporting or out-of-order failures.
-
-colour: true
diff --git a/examples/temp_sensor/targets/iar_v4.yml b/examples/temp_sensor/targets/iar_v4.yml
deleted file mode 100644
index 7c066a8..0000000
--- a/examples/temp_sensor/targets/iar_v4.yml
+++ /dev/null
@@ -1,143 +0,0 @@
-# =========================================================================
-#   CMock - Automatic Mock Generation for C
-#   ThrowTheSwitch.org
-#   Copyright (c) 2007-26 Mike Karlesky, Mark VanderVoord, & Greg Williams
-#   SPDX-License-Identifier: MIT
-# =========================================================================
-
-tools_root: &tools_root 'C:\Program Files\IAR Systems\Embedded Workbench 4.0 Kickstart\'
-compiler:
-  path:             [*tools_root, 'arm\bin\iccarm.exe']
-  source_path:      'src\'
-  unit_tests_path:  &unit_tests_path 'test\'
-  build_path:       &build_path 'build\'
-  options:
-    - --dlib_config
-    - [*tools_root, 'arm\lib\dl4tptinl8n.h']
-    - -z3
-    - --no_cse
-    - --no_unroll
-    - --no_inline
-    - --no_code_motion
-    - --no_tbaa
-    - --no_clustering
-    - --no_scheduling
-    - --debug
-    - --cpu_mode thumb
-    - --endian little
-    - --cpu ARM7TDMI
-    - --stack_align 4
-    - --interwork
-    - -e
-    - --silent
-    - --warnings_are_errors
-    - --fpu None
-    - --diag_suppress Pa050
-  includes:
-    prefix: '-I'
-    items:
-      - 'src/'
-      - '../../src/'
-      - '../../vendor/unity/src/'
-      - '../../vendor/unity/examples/example_3/helper/'
-      - './build/mocks/'
-      - [*tools_root, 'arm\inc\']
-      - *unit_tests_path
-  defines:
-    prefix: '-D'
-    items:
-  object_files:
-    prefix: '-o'
-    extension: '.r79'
-    destination: *build_path
-linker:
-  path: [*tools_root, 'common\bin\xlink.exe']
-  options:
-    - -rt
-    - [*tools_root, 'arm\lib\dl4tptinl8n.r79']
-    - -D_L_EXTMEM_START=0
-    - -D_L_EXTMEM_SIZE=0
-    - -D_L_HEAP_SIZE=120
-    - -D_L_STACK_SIZE=32
-    - -e_small_write=_formatted_write
-    - -s
-    - __program_start
-    - -f
-    - [*tools_root, '\arm\config\lnkarm.xcl']
-  includes:
-    prefix: '-I'
-    items:
-      - [*tools_root, 'arm\config\']
-      - [*tools_root, 'arm\lib\']
-  object_files:
-    path: *build_path
-    extension: '.r79'
-  bin_files:
-    prefix: '-o'
-    extension: '.d79'
-    destination: *build_path
-simulator:
-  path: [*tools_root, 'common\bin\CSpyBat.exe']
-  pre_support:
-    - --silent
-    - [*tools_root, 'arm\bin\armproc.dll']
-    - [*tools_root, 'arm\bin\armsim.dll']
-  post_support:
-    - --plugin
-    - [*tools_root, 'arm\bin\armbat.dll']
-    - --backend
-    - -B
-    - -p
-    - [*tools_root, 'arm\config\ioat91sam7X256.ddf']
-    - -d
-    - sim
-:cmock:
-  # Core conffiguration
-  :plugins:  []                    # What plugins should be used by CMock?
-  :verbosity:  2                   # the options being 0 errors only, 1 warnings and errors, 2 normal info, 3 verbose
-  :when_no_prototypes:  :warn      # the options being :ignore, :warn, or :erro
-
-  # File configuration
-  :mock_path:  './build/mocks'     # Subdirectory to store mocks when generated (default: mocks)
-  :skeleton_path:  './'            # Subdirectory to store stubs when generated (default: '')
-  :mock_prefix:  'Mock'            # Prefix to append to filenames for mocks
-  :mock_suffix:  ''                # Suffix to append to filenames for mocks
-
-  # Parser configuration
-  :strippables:  ['(?:__attribute__\s*\([ (]*.*?[ )]*\)+)']
-  :attributes:
-     - __ramfunc
-     - __irq
-     - __fiq
-     - register
-     - extern
-  :c_calling_conventions:
-     - __stdcall
-     - __cdecl
-     - __fastcall
-  :treat_externs:  :exclude        # the options being :include or :exclud
-  :treat_inlines:  :exclude        # the options being :include or :exclud
-
-  # Type handling configuration
-  #:unity_helper_path: ''          # specify a string of where to find a unity_helper.h file to discover custom type assertions
-  #:treat_as:  {}                  # optionally add additional types to map custom types
-  #:treat_as_array:  {}            # hint to cmock that these types are pointers to something
-  #:treat_as_void:  []             # hint to cmock that these types are actually aliases of void
-  :memcmp_if_unknown:  true        # allow cmock to use the memory comparison assertions for unknown types
-  :when_ptr:  :compare_data        # hint to cmock how to handle pointers in general, the options being :compare_ptr, :compare_data, or :smart
-
-  # Mock generation configuration
-  :weak:  ''                       # Symbol to use to declare weak functions
-  :enforce_strict_ordering: false  # Do we want cmock to enforce ordering of all function calls?
-  :fail_on_unexpected_calls: true  # Do we want cmock to fail when it encounters a function call that wasn't expected?
-  :callback_include_count: true    # Do we want cmock to include the number of calls to this callback, when using callbacks?
-  :callback_after_arg_check: false # Do we want cmock to enforce an argument check first when using a callback?
-  :includes:                       # You can add additional includes here, or specify the location with the options below
-    - Types.h
-  #:includes_h_pre_orig_header: [] 
-  #:includes_h_post_orig_header: []
-  #:includes_c_pre_header:  []
-  #:includes_c_post_header:  []
-  #:array_size_type:  []            # Specify a type or types that should be used for array lengths
-  #:array_size_name:  'size|len'    # Specify a name or names that CMock might automatically recognize as the length of an array
-  :exclude_setjmp_h:  false        # Don't use setjmp when running CMock. Note that this might result in late reporting or out-of-order failures.
diff --git a/examples/temp_sensor/targets/iar_v5.yml b/examples/temp_sensor/targets/iar_v5.yml
deleted file mode 100644
index 877642c..0000000
--- a/examples/temp_sensor/targets/iar_v5.yml
+++ /dev/null
@@ -1,132 +0,0 @@
-# =========================================================================
-#   CMock - Automatic Mock Generation for C
-#   ThrowTheSwitch.org
-#   Copyright (c) 2007-26 Mike Karlesky, Mark VanderVoord, & Greg Williams
-#   SPDX-License-Identifier: MIT
-# =========================================================================
-
-tools_root: &tools_root 'C:\Program Files\IAR Systems\Embedded Workbench 5.3\'
-compiler:
-  path:             [*tools_root, 'arm\bin\iccarm.exe']
-  source_path:      'src\'
-  unit_tests_path:  &unit_tests_path 'test\'
-  build_path:       &build_path 'build\'
-  options:
-    - --dlib_config
-    - [*tools_root, 'arm\inc\DLib_Config_Normal.h']
-    - --no_cse
-    - --no_unroll
-    - --no_inline
-    - --no_code_motion
-    - --no_tbaa
-    - --no_clustering
-    - --no_scheduling
-    - --debug
-    - --cpu_mode thumb
-    - --endian=little
-    - --cpu=ARM7TDMI
-    - --interwork
-    - --warnings_are_errors
-    - --fpu=None
-    - --diag_suppress=Pa050
-    - --diag_suppress=Pe111
-    - -e
-    - -On
-  includes:
-    prefix: '-I'
-    items:
-      - 'src/'
-      - '../../src/'
-      - '../../vendor/unity/src/'
-      - '../../vendor/unity/examples/example_3/helper/'
-      - './build/mocks/'
-      - [*tools_root, 'arm\inc\']
-      - *unit_tests_path
-  defines:
-    prefix: '-D'
-    items:
-  object_files:
-    prefix: '-o'
-    extension: '.r79'
-    destination: *build_path
-linker:
-  path: [*tools_root, 'arm\bin\ilinkarm.exe']
-  options:
-    - --redirect _Printf=_PrintfLarge
-    - --redirect _Scanf=_ScanfSmall
-    - --semihosting
-    - --entry __iar_program_start
-    - --config
-    - [*tools_root, 'arm\config\generic.icf']
-  object_files:
-    path: *build_path
-    extension: '.o'
-  bin_files:
-    prefix: '-o'
-    extension: '.out'
-    destination: *build_path
-simulator:
-  path: [*tools_root, 'common\bin\CSpyBat.exe']
-  pre_support:
-    - --silent
-    - [*tools_root, 'arm\bin\armproc.dll']
-    - [*tools_root, 'arm\bin\armsim.dll']
-  post_support:
-    - --plugin
-    - [*tools_root, 'arm\bin\armbat.dll']
-    - --backend
-    - -B
-    - -p
-    - [*tools_root, 'arm\config\debugger\atmel\ioat91sam7X256.ddf']
-    - -d
-    - sim
-:cmock:
-  # Core conffiguration
-  :plugins:  []                    # What plugins should be used by CMock?
-  :verbosity:  2                   # the options being 0 errors only, 1 warnings and errors, 2 normal info, 3 verbose
-  :when_no_prototypes:  :warn      # the options being :ignore, :warn, or :erro
-
-  # File configuration
-  :mock_path:  './build/mocks'     # Subdirectory to store mocks when generated (default: mocks)
-  :skeleton_path:  ''              # Subdirectory to store stubs when generated (default: '')
-  :mock_prefix:  'Mock'            # Prefix to append to filenames for mocks
-  :mock_suffix:  ''                # Suffix to append to filenames for mocks
-
-  # Parser configuration
-  :strippables:  ['(?:__attribute__\s*\([ (]*.*?[ )]*\)+)']
-  :attributes:
-     - __ramfunc
-     - __irq
-     - __fiq
-     - register
-     - extern
-  :c_calling_conventions:
-     - __stdcall
-     - __cdecl
-     - __fastcall
-  :treat_externs:  :exclude        # the options being :include or :exclud
-  :treat_inlines:  :exclude        # the options being :include or :exclud
-
-  # Type handling configuration
-  #:unity_helper_path: ''          # specify a string of where to find a unity_helper.h file to discover custom type assertions
-  #:treat_as:  {}                  # optionally add additional types to map custom types
-  #:treat_as_array:  {}            # hint to cmock that these types are pointers to something
-  #:treat_as_void:  []             # hint to cmock that these types are actually aliases of void
-  :memcmp_if_unknown:  true        # allow cmock to use the memory comparison assertions for unknown types
-  :when_ptr:  :compare_data        # hint to cmock how to handle pointers in general, the options being :compare_ptr, :compare_data, or :smart
-
-  # Mock generation configuration
-  :weak:  ''                       # Symbol to use to declare weak functions
-  :enforce_strict_ordering: false  # Do we want cmock to enforce ordering of all function calls?
-  :fail_on_unexpected_calls: true  # Do we want cmock to fail when it encounters a function call that wasn't expected?
-  :callback_include_count: true    # Do we want cmock to include the number of calls to this callback, when using callbacks?
-  :callback_after_arg_check: false # Do we want cmock to enforce an argument check first when using a callback?
-  :includes:                       # You can add additional includes here, or specify the location with the options below
-    - Types.h
-  #:includes_h_pre_orig_header: [] 
-  #:includes_h_post_orig_header: []
-  #:includes_c_pre_header:  []
-  #:includes_c_post_header:  []
-  #:array_size_type:  []            # Specify a type or types that should be used for array lengths
-  #:array_size_name:  'size|len'    # Specify a name or names that CMock might automatically recognize as the length of an array
-  :exclude_setjmp_h:  false        # Don't use setjmp when running CMock. Note that this might result in late reporting or out-of-order failures.
diff --git a/test/rakefile_helper.rb b/test/rakefile_helper.rb
index f76f542..1eb93f5 100644
--- a/test/rakefile_helper.rb
+++ b/test/rakefile_helper.rb
@@ -41,9 +41,9 @@ module RakefileHelpers
     $cfg['linker']['object_files']['path']          = $proj[:project][:build_root]
     $cfg['linker']['bin_files']['destination']      = $proj[:project][:build_root]
 
-    # Merge includes: keep Array items from target (e.g., IAR tool paths), use project.yml for strings
-    tool_includes = $cfg['compiler']['includes']['items'].select { |i| i.is_a?(Array) }
-    $cfg['compiler']['includes']['items'] = tool_includes + $proj[:paths][:include]
+    # Merge includes: preserve any target-specific items (tool paths, local headers),
+    # then add project.yml paths (| deduplicates)
+    $cfg['compiler']['includes']['items'] = ($cfg['compiler']['includes']['items'] || []) | $proj[:paths][:include]
 
     # Merge defines: target-specific first, then project common defines
     $cfg['compiler']['defines']['items'] ||= []
diff --git a/test/targets/clang_strict.yml b/test/targets/clang_strict.yml
index 86c1f2d..f2c4d93 100644
--- a/test/targets/clang_strict.yml
+++ b/test/targets/clang_strict.yml
@@ -8,10 +8,6 @@
 ---
 compiler:
   path: clang
-  source_path:     &systest_generated_path './system/generated/'
-  unit_tests_path: &unit_tests_path '../examples/test/'
-  mocks_path:      &systest_mocks_path './system/generated/'
-  build_path:      &systest_build_path './system/build/'
   options:
     - '-c'
     - '-Wall'
@@ -56,15 +52,6 @@ compiler:
     - '-O0'
   includes:
     prefix: '-I'
-    items:
-      - *systest_generated_path
-      - *unit_tests_path
-      - *systest_mocks_path
-      - '../src/'
-      - '../vendor/unity/src/'
-      - '../vendor/c_exception/lib/'
-      - './system/test_compilation/'
-      - './'
   defines:
     prefix: '-D'
     items:
@@ -74,24 +61,17 @@ compiler:
   object_files:
     prefix: '-o'
     extension: '.o'
-    destination: *systest_build_path
 
 linker:
   path: gcc
   options:
     - -lm
-  includes:
-    prefix: '-I'
   object_files:
-    path: *systest_build_path
     extension: '.o'
   bin_files:
     prefix: '-o'
     extension: '.exe'
-    destination: *systest_build_path
 
 unsupported:
   - out_of_memory
   - callingconv
-
-colour: true
diff --git a/test/targets/gcc.yml b/test/targets/gcc.yml
index a6a72c4..5eace39 100644
--- a/test/targets/gcc.yml
+++ b/test/targets/gcc.yml
@@ -8,10 +8,6 @@
 ---
 compiler:
   path: gcc
-  source_path:     &systest_generated_path './system/generated/'
-  unit_tests_path: &unit_tests_path '../examples/test/'
-  mocks_path:      &systest_mocks_path './system/generated/'
-  build_path:      &systest_build_path './system/build/'
   options:
     - '-c'
     - '-Wall'
@@ -24,15 +20,6 @@ compiler:
     - '-O0'
   includes:
     prefix: '-I'
-    items:
-      - *systest_generated_path
-      - *unit_tests_path
-      - *systest_mocks_path
-      - '../src/'
-      - '../vendor/unity/src/'
-      - '../vendor/c_exception/lib/'
-      - './system/test_compilation/'
-      - './'
   defines:
     prefix: '-D'
     items:
@@ -41,25 +28,18 @@ compiler:
   object_files:
     prefix: '-o'
     extension: '.o'
-    destination: *systest_build_path
 
 linker:
   path: gcc
   options:
     - -lm
-  includes:
-    prefix: '-I'
   object_files:
-    path: *systest_build_path
     extension: '.o'
   bin_files:
     prefix: '-o'
     extension: '.exe'
-    destination: *systest_build_path
 
 unsupported:
   - out_of_memory
   - unity_64bit_support
   - callingconv
-
-colour: true
diff --git a/test/targets/gcc_64.yml b/test/targets/gcc_64.yml
index d3dd290..b1ff927 100644
--- a/test/targets/gcc_64.yml
+++ b/test/targets/gcc_64.yml
@@ -8,10 +8,6 @@
 ---
 compiler:
   path: gcc
-  source_path:     &systest_generated_path './system/generated/'
-  unit_tests_path: &unit_tests_path '../examples/test/'
-  mocks_path:      &systest_mocks_path './system/generated/'
-  build_path:      &systest_build_path './system/build/'
   options:
     - '-c'
     - '-m64'
@@ -23,15 +19,6 @@ compiler:
     - '-pedantic'
   includes:
     prefix: '-I'
-    items:
-      - *systest_generated_path
-      - *unit_tests_path
-      - *systest_mocks_path
-      - '../src/'
-      - '../vendor/unity/src/'
-      - '../vendor/c_exception/lib/'
-      - './system/test_compilation/'
-      - './'
   defines:
     prefix: '-D'
     items:
@@ -41,25 +28,18 @@ compiler:
   object_files:
     prefix: '-o'
     extension: '.o'
-    destination: *systest_build_path
 
 linker:
   path: gcc
   options:
     - -lm
     - '-m64'
-  includes:
-    prefix: '-I'
   object_files:
-    path: *systest_build_path
     extension: '.o'
   bin_files:
     prefix: '-o'
     extension: '.exe'
-    destination: *systest_build_path
 
 unsupported:
   - out_of_memory
   - callingconv
-
-colour: true
diff --git a/test/targets/gcc_tiny.yml b/test/targets/gcc_tiny.yml
index af40fef..3d10c89 100644
--- a/test/targets/gcc_tiny.yml
+++ b/test/targets/gcc_tiny.yml
@@ -8,10 +8,6 @@
 ---
 compiler:
   path: gcc
-  source_path:     &systest_generated_path './system/generated/'
-  unit_tests_path: &unit_tests_path '../examples/test/'
-  mocks_path:      &systest_mocks_path './system/generated/'
-  build_path:      &systest_build_path './system/build/'
   options:
     - '-c'
     - '-Wall'
@@ -24,15 +20,6 @@ compiler:
     - '-O0'
   includes:
     prefix: '-I'
-    items:
-      - *systest_generated_path
-      - *unit_tests_path
-      - *systest_mocks_path
-      - '../src/'
-      - '../vendor/unity/src/'
-      - '../vendor/c_exception/lib/'
-      - './system/test_compilation/'
-      - './'
   defines:
     prefix: '-D'
     items:
@@ -42,21 +29,16 @@ compiler:
   object_files:
     prefix: '-o'
     extension: '.o'
-    destination: *systest_build_path
 
 linker:
   path: gcc
   options:
     - -lm
-  includes:
-    prefix: '-I'
   object_files:
-    path: *systest_build_path
     extension: '.o'
   bin_files:
     prefix: '-o'
     extension: '.exe'
-    destination: *systest_build_path
 
 unsupported:
   - all_plugins_but_other_limits
@@ -83,5 +65,3 @@ unsupported:
   - unity_ignores
   - callingconv
   - C
-
-colour: true
diff --git a/test/targets/iar_arm_v4.yml b/test/targets/iar_arm_v4.yml
index 4408e4d..76c1bd1 100644
--- a/test/targets/iar_arm_v4.yml
+++ b/test/targets/iar_arm_v4.yml
@@ -8,10 +8,6 @@
 tools_root: &tools_root 'C:\Program Files\IAR Systems\Embedded Workbench 4.0\'
 compiler:
   path:             [*tools_root, 'arm\bin\iccarm.exe']
-  source_path:     &systest_generated_path './system/generated/'
-  unit_tests_path: &unit_tests_path '../examples/test/'
-  mocks_path:      &systest_mocks_path './system/generated/'
-  build_path:      &systest_build_path './system/build/'
   options:
     - --dlib_config
     - [*tools_root, 'arm\lib\dl4tptinl8n.h']
@@ -42,14 +38,6 @@ compiler:
     prefix: '-I'
     items:
       - [*tools_root, 'arm\inc\']
-      - *systest_generated_path
-      - *unit_tests_path
-      - *systest_mocks_path
-      - '../src/'
-      - '../vendor/unity/src/'
-      - '../vendor/c_exception/lib/'
-      - './system/test_compilation/'
-      - './'
   defines:
     prefix: '-D'
     items:
@@ -57,7 +45,6 @@ compiler:
   object_files:
     prefix: '-o'
     extension: '.r79'
-    destination: *systest_build_path
 
 linker:
   path: [*tools_root, 'common\bin\xlink.exe']
@@ -75,19 +62,13 @@ linker:
   includes:
     prefix: '-I'
     items:
-      - *systest_generated_path
-      - *unit_tests_path
-      - *systest_mocks_path
-      - 'vendor/unity/src/'
       - [*tools_root, 'arm\config\']
       - [*tools_root, 'arm\lib\']
   object_files:
-    path: *systest_build_path
     extension: '.r79'
   bin_files:
     prefix: '-o'
     extension: '.d79'
-    destination: *systest_build_path
 
 simulator:
   path: [*tools_root, 'common\bin\CSpyBat.exe']
@@ -113,5 +94,3 @@ unsupported:
   - const
   - callingconv
   - unity_64bit_support
-
-colour: true
diff --git a/test/targets/iar_arm_v5.yml b/test/targets/iar_arm_v5.yml
index 7adb620..0c57dea 100644
--- a/test/targets/iar_arm_v5.yml
+++ b/test/targets/iar_arm_v5.yml
@@ -8,10 +8,6 @@
 tools_root: &tools_root 'C:\Program Files\IAR Systems\Embedded Workbench 5.3\'
 compiler:
   path:             [*tools_root, 'arm\bin\iccarm.exe']
-  source_path:     &systest_generated_path './system/generated/'
-  unit_tests_path: &unit_tests_path '../examples/test/'
-  mocks_path:      &systest_mocks_path './system/generated/'
-  build_path:      &systest_build_path './system/build/'
   options:
     - --dlib_config
     - [*tools_root, 'arm\inc\DLib_Config_Normal.h']
@@ -40,14 +36,6 @@ compiler:
     prefix: '-I'
     items:
       - [*tools_root, 'arm\inc\']
-      - *systest_generated_path
-      - *unit_tests_path
-      - *systest_mocks_path
-      - '../src/'
-      - '../vendor/unity/src/'
-      - '../vendor/c_exception/lib/'
-      - './system/test_compilation/'
-      - './'
       - '.\iar\iar_v5\incIAR\'
   defines:
     prefix: '-D'
@@ -56,7 +44,6 @@ compiler:
   object_files:
     prefix: '-o'
     extension: '.r79'
-    destination: *systest_build_path
 
 linker:
   path: [*tools_root, 'arm\bin\ilinkarm.exe']
@@ -67,12 +54,10 @@ linker:
     - --entry __iar_program_start
     - --config iar\iar_v5\Resource\at91SAM7X256_RAM.icf
   object_files:
-    path: *systest_build_path
     extension: '.o'
   bin_files:
     prefix: '-o'
     extension: '.out'
-    destination: *systest_build_path
 
 simulator:
   path: [*tools_root, 'common\bin\CSpyBat.exe']
@@ -98,5 +83,3 @@ unsupported:
   - const
   - callingconv
   - unity_64bit_support
-
-colour: true