1 files changed, 2 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 5aa6a86..bc9bf9c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,5 @@
 CC=gcc
+CFLAGS=-lm
 default: beepi
 beepi: main.c
-	$(CC) -o beepi main.c
+	$(CC) $(CFLAGS) -o beepi main.c