diff --git a/examples/Makefile-nrf52840 b/examples/Makefile-nrf52840
index d58f5c4ce..c1c14226b 100644
--- a/examples/Makefile-nrf52840
+++ b/examples/Makefile-nrf52840
@@ -40,6 +40,7 @@ RANLIB                          = arm-none-eabi-ranlib
 OBJCOPY                         = arm-none-eabi-objcopy
 
 BuildJobs                      ?= 10
+GCCVersion                      = $(shell expr `$(CC) -dumpversion | cut -f1 -d.`)
 
 configure_OPTIONS                                 = \
     --enable-cli-app=all                            \
@@ -87,6 +88,10 @@ ifeq ($(USB),1)
 COMMONCFLAGS += -DUSB_CDC_AS_SERIAL_TRANSPORT=1
 endif
 
+ifeq ($(shell expr $(GCCVersion) \>= 7), 1)
+    COMMONCFLAGS += -Wno-expansion-to-defined
+endif
+
 CPPFLAGS                       += \
     $(COMMONCFLAGS)               \
     $(target_CPPFLAGS)            \