diff --git a/Makefile b/Makefile
index 2ac334b..d977ac9 100755
--- a/Makefile
+++ b/Makefile
@@ -10,10 +10,6 @@ EXTRA_CFLAGS += -Wno-unused
 EXTRA_CFLAGS += -Wno-vla
 EXTRA_CFLAGS += -Wno-date-time
 
-REDHAT_VER := $(shell cut -f4 -d" " /etc/redhat-release |cut -d"." -f1,2 )
-ifeq ($(REDHAT_VER), 7.9)
-EXTRA_CFLAGS += -DRHEL79
-endif
 
 GCC_VER_49 := $(shell echo `$(CC) -dumpversion | cut -f1-2 -d.` \>= 4.9 | bc )
 ifeq ($(GCC_VER_49),1)