diff --git a/.travis/script.sh b/.travis/script.sh
index 7dd8c85bb..7547327a2 100755
--- a/.travis/script.sh
+++ b/.travis/script.sh
@@ -134,20 +134,20 @@ set -x
     export ASAN_SYMBOLIZER_PATH=`which llvm-symbolizer-3.4` || die
     export ASAN_OPTIONS=symbolize=1 || die
     ./bootstrap || die
-    BuildJobs=10 make -f examples/Makefile-posix distcheck || die
+    make -f examples/Makefile-posix distcheck || die
 }
 
 [ $BUILD_TARGET != posix-32-bit ] || {
     ./bootstrap || die
-    COVERAGE=1 CFLAGS=-m32 CXXFLAGS=-m32 LDFLAGS=-m32 BuildJobs=10 make -f examples/Makefile-posix check || die
+    COVERAGE=1 CFLAGS=-m32 CXXFLAGS=-m32 LDFLAGS=-m32 make -f examples/Makefile-posix check || die
 }
 
 [ $BUILD_TARGET != posix-ncp-spi ] || {
     ./bootstrap || die
-    BuildJobs=10 make -f examples/Makefile-posix check configure_OPTIONS="--enable-ftd --enable-ncp=spi --with-examples=posix --with-platform-info=POSIX" || die
+    make -f examples/Makefile-posix check configure_OPTIONS="--enable-ftd --enable-ncp=spi --with-examples=posix --with-platform-info=POSIX" || die
 }
 
 [ $BUILD_TARGET != posix-ncp ] || {
     ./bootstrap || die
-    COVERAGE=1 NODE_TYPE=ncp-sim BuildJobs=10 make -f examples/Makefile-posix check || die
+    COVERAGE=1 NODE_TYPE=ncp-sim make -f examples/Makefile-posix check || die
 }
diff --git a/examples/Makefile-cc2538 b/examples/Makefile-cc2538
index 4f6d86a1b..0b9fc066b 100644
--- a/examples/Makefile-cc2538
+++ b/examples/Makefile-cc2538
@@ -39,7 +39,7 @@ NM                              = arm-none-eabi-nm
 RANLIB                          = arm-none-eabi-ranlib
 OBJCOPY                         = arm-none-eabi-objcopy
 
-BuildJobs                      ?= 99
+BuildJobs                      ?= 10
 
 configure_OPTIONS               = \
     --enable-ftd                  \
diff --git a/examples/Makefile-cc2650 b/examples/Makefile-cc2650
index 4de1b56c1..1c9a001d9 100644
--- a/examples/Makefile-cc2650
+++ b/examples/Makefile-cc2650
@@ -39,7 +39,7 @@ NM                              = arm-none-eabi-nm
 RANLIB                          = arm-none-eabi-ranlib
 OBJCOPY                         = arm-none-eabi-objcopy
 
-BuildJobs                      ?= 99
+BuildJobs                      ?= 10
 
 configure_OPTIONS               = \
     --enable-cli                  \
diff --git a/examples/Makefile-da15000 b/examples/Makefile-da15000
index 5ebcffc7c..c2d031c70 100644
--- a/examples/Makefile-da15000
+++ b/examples/Makefile-da15000
@@ -39,7 +39,7 @@ NM                              = arm-none-eabi-nm
 RANLIB                          = arm-none-eabi-ranlib
 OBJCOPY                         = arm-none-eabi-objcopy
 
-BuildJobs                      ?= 99
+BuildJobs                      ?= 10
 
 configure_OPTIONS               = \
     --enable-ftd                  \
diff --git a/examples/Makefile-nrf52840 b/examples/Makefile-nrf52840
index 0b37d87f3..1b4ea8025 100644
--- a/examples/Makefile-nrf52840
+++ b/examples/Makefile-nrf52840
@@ -39,7 +39,7 @@ NM                              = arm-none-eabi-nm
 RANLIB                          = arm-none-eabi-ranlib
 OBJCOPY                         = arm-none-eabi-objcopy
 
-BuildJobs                      ?= 99
+BuildJobs                      ?= 10
 
 configure_OPTIONS               = \
     --enable-ftd                  \
diff --git a/examples/Makefile-posix b/examples/Makefile-posix
index fd38345ae..0aaddda4c 100644
--- a/examples/Makefile-posix
+++ b/examples/Makefile-posix
@@ -39,7 +39,7 @@ MKDIR_P                        := mkdir -p
 LN_S                           := ln -s
 RM_F                           := rm -f
 
-BuildJobs                      ?= 99
+BuildJobs                      ?= 10
 
 COMMONCFLAGS                   := \
     -O1                           \