diff --git a/src/MissionManager/PlanManager.cc b/src/MissionManager/PlanManager.cc
index 6976616585f..3dcd9d25314 100644
--- a/src/MissionManager/PlanManager.cc
+++ b/src/MissionManager/PlanManager.cc
@@ -281,7 +281,7 @@ bool PlanManager::_checkForExpectedAck(AckType_t receivedAck)
         } else {
             // We just warn in this case, this could be crap left over from a previous transaction or the vehicle going bonkers.
             // Whatever it is we let the ack timeout handle any error output to the user.
-            qCDebug(PlanManagerLog) << QString("Out of sequence ack %1 expected:received %2:%3").arg(_planTypeString().arg(_ackTypeToString(_expectedAck)).arg(_ackTypeToString(receivedAck)));
+            qCDebug(PlanManagerLog) << QString("Out of sequence ack %1 expected:received %2:%3").arg(_planTypeString()).arg(_ackTypeToString(_expectedAck)).arg(_ackTypeToString(receivedAck));
         }
         return false;
     }