diff --git a/dialogflow_task_executive/node_scripts/task_executive.py b/dialogflow_task_executive/node_scripts/task_executive.py
index b08a81bfa..7dbacbd8f 100644
--- a/dialogflow_task_executive/node_scripts/task_executive.py
+++ b/dialogflow_task_executive/node_scripts/task_executive.py
@@ -100,7 +100,7 @@ def start_app(self, name, launch_args):
         req = StartAppRequest()
         req.name = name
         for key, value in launch_args.items():
-            req.args.append(KeyValue(key=key,value=value))
+            req.args.append(KeyValue(key=key, value=value))
         res = self._srv_start_app(req)
         if res.started:
             rospy.loginfo("{} successfully started".format(name))