diff --git a/libc/Makefile b/libc/Makefile
index a62205d..1f52e7f 100644
--- a/libc/Makefile
+++ b/libc/Makefile
@@ -28,7 +28,6 @@
 ARCH_FLAGS:=$(X86_FLAGS)
 endif
 
-GCC_ROOT=$(INS_ROOT)/../../lib/gcc/arm-nacl/4.8.2
 $(eval $(call BASIC_COMPILE_TARGET,$(GCC_ROOT)/crtbegin.o,$(SRC_ROOT)/arch-nacl/bionic/crtbegin.c,$(CC),$(ARCH_FLAGS) $(CFLAGS) -DCRT_DYNAMIC))
 $(eval $(call BASIC_COMPILE_TARGET,$(GCC_ROOT)/crtbeginS.o,$(SRC_ROOT)/arch-nacl/bionic/crtbegin.c,$(CC),$(ARCH_FLAGS) $(CFLAGS) -DCRT_SO))
 $(eval $(call BASIC_COMPILE_TARGET,$(GCC_ROOT)/crtbeginT.o,$(SRC_ROOT)/arch-nacl/bionic/crtbegin.c,$(CC),$(ARCH_FLAGS) $(CFLAGS) -DCRT_STATIC))
diff --git a/libm/Makefile b/libm/Makefile
index d73201b..b44661d 100644
--- a/libm/Makefile
+++ b/libm/Makefile
@@ -58,7 +58,6 @@
 endif
 
 LIBM_OBJECTS = $(subst .c,.o,$(SOURCES))
-GCC_ROOT=$(INS_ROOT)/../../lib/gcc/arm-nacl/4.8.2
 DYNAMIC_LINK_FLAGS:=-nostdlib -shared -ldl -lgcc_s
 
 $(foreach src,$(SOURCES),$(eval $(call BASIC_COMPILE_TARGET,$(basename $(src)).o,$(SRC_ROOT)/$(src),$(CC),-std=gnu99 $(CFLAGS) $(ARCH_FLAGS))))