diff --git a/Makefile b/Makefile
index 0f02520..9ba2b1a 100644
--- a/Makefile
+++ b/Makefile
@@ -12,7 +12,7 @@ ifeq ($(UNAME_S),arm64)
 	PG_CPPFLAGS += -stdlib=libc++ -DHAVE_NEON_INSTRUCTIONS=1
 endif
 ifeq ($(UNAME_S),aarch64)
-	PG_CPPFLAGS += -stdlib=libc++ -DHAVE_NEON_INSTRUCTIONS=1
+	PG_CPPFLAGS += -DHAVE_NEON_INSTRUCTIONS=1
 endif
 ifeq ($(UNAME_S),x86_64)
 	SHLIB_LINK += -lrt -std=c++17 -msse4.2