1 files changed, 1 insertions, 0 deletions

diff --git a/rmdir.c b/rmdir.c
index 8ad3f02..03031eb 100644
--- a/rmdir.c
+++ b/rmdir.c
@@ -65,6 +65,7 @@ int main(int argc, char *argv[])
 	}
 
 	if (optind >= argc) {
+		fprintf(stderr, "rmdir: missing operand\n");
 		return 1;
 	}