diff --git a/helloworld.c b/helloworld.c
index eaf57d87b56976979d5434bc14651535f05da0ba..d86ff9d11da847a5480225709b5ea39c6821db0c 100644
--- a/helloworld.c
+++ b/helloworld.c
@@ -1,6 +1,7 @@
 #include "stdio.h"
 int main(){
 	printf("This is the first line added by the teacher .\n");
+	// add comment 
 	return 0;
 }