diff --git a/c/helloworld.c b/c/helloworld.c
index 3bc057b..8a012b1 100644
--- a/c/helloworld.c
+++ b/c/helloworld.c
@@ -1,3 +1,4 @@
+// hello world example in c
 #include <stdio.h>
 
 int main() {