1 files changed, 2 insertions, 0 deletions

diff --git a/scripts/devtool b/scripts/devtool
index 955495ea33..93ba58e7a9 100755
--- a/scripts/devtool
+++ b/scripts/devtool
@@ -280,6 +280,8 @@ def main():
         if str(err):
             logger.error(str(err))
         ret = 1
+    except argparse_oe.ArgumentUsageError as ae:
+        parser.error_subcommand(ae.message, ae.subcommand)
 
     return ret