diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index a73caaf6..f35b1588 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -17,7 +17,7 @@ endif
 
 OBJCOPYFLAGS	:=-O binary -R .note -R .note.gnu.build-id -R .comment -S
 GZFLAGS		:=-9
-#KBUILD_CFLAGS	+=-pipe
+KBUILD_CFLAGS	+=-pipe
 # Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb:
 KBUILD_CFLAGS	+=$(call cc-option,-marm,)