diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index 63f534a0902f29e5682570d70751ccb6035d13bb..f6786fa2419fed0a54a4c24625885a3f4505f739 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -579,7 +579,7 @@ else
   PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
   PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
   PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
-  PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
+  PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
   FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
 
   ifneq ($(feature-libperl), 1)