diff --git a/arch/s390/Makefile b/arch/s390/Makefile
index e21053e5e0da2a06c3ba78e9967e55837ecaddc0..9c079a506325b0f27e4e5f30852173cf587e78da 100644
--- a/arch/s390/Makefile
+++ b/arch/s390/Makefile
@@ -111,7 +111,7 @@ endif
 cfi := $(call as-instr,.cfi_startproc\n.cfi_val_offset 15$(comma)-160\n.cfi_endproc,-DCONFIG_AS_CFI_VAL_OFFSET=1)
 
 KBUILD_CFLAGS	+= -mbackchain -msoft-float $(cflags-y)
-KBUILD_CFLAGS	+= -pipe -fno-strength-reduce -Wno-sign-compare
+KBUILD_CFLAGS	+= -pipe -Wno-sign-compare
 KBUILD_CFLAGS	+= -fno-asynchronous-unwind-tables $(cfi)
 KBUILD_AFLAGS	+= $(aflags-y) $(cfi)
 export KBUILD_AFLAGS_DECOMPRESSOR