diff --git a/src/cat.c b/src/cat.c
index 7047c1f..c719e4b 100644
--- a/src/cat.c
+++ b/src/cat.c
@@ -89,6 +89,7 @@ int main(int argc, char *argv[]) {
 
 	if (optind == argc) {
 		cat(stdin, u);
+		return 0;
 	}
 	
 	FILE *file;