diff --git a/Makefile b/Makefile
index c8f10ab..b6f6f2d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-CCFLAGS = -Wall -Wshadow -O2 -g
+CFLAGS = -Wall -Wshadow -O2 -g
 LDLIBS = -lm