diff --git a/devassistant/cli/cli_runner.py b/devassistant/cli/cli_runner.py
index <HASH>..<HASH> 100644
--- a/devassistant/cli/cli_runner.py
+++ b/devassistant/cli/cli_runner.py
@@ -26,4 +26,4 @@ class CliRunner(object):
             pr.run()
         except exceptions.ExecutionException as ex:
             # error is already logged, just catch it and silently exit here
-            pass
+            sys.exit(1)
Return non-zero exit code on assistant failure. Fixes #<I>