diff --git a/selfdrive/controls/plannerd.py b/selfdrive/controls/plannerd.py
index 6c5c760e19..e9892368fb 100755
--- a/selfdrive/controls/plannerd.py
+++ b/selfdrive/controls/plannerd.py
@@ -19,8 +19,8 @@ def main():
   ldw = LaneDepartureWarning()
   longitudinal_planner = LongitudinalPlanner(CP)
   pm = messaging.PubMaster(['longitudinalPlan', 'driverAssistance', 'longitudinalPlanSP'])
-  sm = messaging.SubMaster(['carControl', 'carState', 'controlsState', 'liveParameters', 'radarState', 'modelV2', 'selfdriveState' +
-                            "liveMapDataSP" + "carStateSP"],
+  sm = messaging.SubMaster(['carControl', 'carState', 'controlsState', 'liveParameters', 'radarState', 'modelV2', 'selfdriveState',
+                            "liveMapDataSP", "carStateSP"],
                            poll='modelV2')
 
   while True: