diff --git a/confluent_client/bin/dir2img b/confluent_client/bin/dir2img
index debb5b71..d46209b1 100644
--- a/confluent_client/bin/dir2img
+++ b/confluent_client/bin/dir2img
@@ -57,7 +57,7 @@ def create_image(directory, image, label=None, esize=0, totalsize=None):
 
 if __name__ == '__main__':
     if len(sys.argv) < 3:
-        sys.stderr.write("Usage: {0} <directory> <imagefile>".format(
+        sys.stderr.write("Usage: {0} <directory> <imagefile>\n".format(
             sys.argv[0]))
         sys.exit(1)
     label = None