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-rw-r--r--GNUmakefile4
1 files changed, 2 insertions, 2 deletions
diff --git a/GNUmakefile b/GNUmakefile
index d730bd1..79234a4 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -1,5 +1,5 @@
-CFLAGS=-g -O2
-override CFLAGS:=-Wall -Wno-switch -Wextra -fstack-protector-strong -D_FORTIFY_SOURCE=2 $(CFLAGS)
+CFLAGS?=-g -O2 -fstack-protector-strong -D_FORTIFY_SOURCE=2
+override CFLAGS:=-Wall -Wno-switch -Wextra $(CFLAGS)
 LDLIBS=-lrt
 
 OS := $(shell uname)