diff --git a/Makefile b/Makefile
index b0a23ce0..90bf7d5d 100644
--- a/Makefile
+++ b/Makefile
@@ -198,7 +198,7 @@ OPENSBI_LD_PIE := $(shell $(CC) $(CLANG_TARGET) $(RELAX_FLAG) $(USE_LD_FLAG) -fP
 OPENSBI_LD_EXCLUDE_LIBS := $(shell $(CC) $(CLANG_TARGET) $(RELAX_FLAG) $(USE_LD_FLAG) "-Wl,--exclude-libs,ALL" -x c /dev/null -o /dev/null >/dev/null 2>&1 && echo y || echo n)
 
 # Check whether the compiler supports -m(no-)save-restore
-CC_SUPPORT_SAVE_RESTORE := $(shell $(CC) $(CLANG_TARGET) $(RELAX_FLAG) -nostdlib -mno-save-restore -x c /dev/null -o /dev/null 2>&1 | grep -e "-save-restore" >/dev/null && echo n || echo y)
+CC_SUPPORT_SAVE_RESTORE := $(shell $(CC) $(CLANG_TARGET) $(RELAX_FLAG) -nostdlib -mno-save-restore -x c /dev/null -o /dev/null 2>&1 && echo y || echo n)
 
 # Check whether the compiler supports -m(no-)strict-align
 CC_SUPPORT_STRICT_ALIGN := $(shell $(CC) $(CLANG_TARGET) $(RELAX_FLAG) -nostdlib -mstrict-align -x c /dev/null -o /dev/null 2>&1 && echo y || echo n)