diff --git a/hello.c b/hello.c
index a8c484d..1b70430 100644
--- a/hello.c
+++ b/hello.c
@@ -2,5 +2,5 @@
 int main(int argc, char* argv[])
 {
 	printf("hello, %s\n", argv[1]);
-	return -1;
+	return 0;
 }