1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index acc2385..384bf79 100644
--- a/Makefile
+++ b/Makefile
@@ -68,7 +68,7 @@ vpath %.S src vgasrc
 ################ Build rules
 
 # Verify the gcc configuration and test if -fwhole-program works.
-TESTGCC:=$(shell CC=$(CC) tools/test-gcc.sh)
+TESTGCC:=$(shell CC="$(CC)" tools/test-gcc.sh)
 ifeq "$(TESTGCC)" "-1"
 $(error "Please upgrade GCC")
 endif