diff --git a/led.c b/led.c
index 06e7d1b..564b721 100644
--- a/led.c
+++ b/led.c
@@ -38,7 +38,7 @@ int position2pins[] = {
 
 void turnOnDigit(int digitPosition, int value);
 
-int main
+int main()
 {
     /* initialize the parapin user-land library */
     pin_init_user(LPT1);