diff --git a/ground/src/plugins/uavobjects/uavmetaobject.cpp b/ground/src/plugins/uavobjects/uavmetaobject.cpp
index c01f206cd..54a5a7736 100644
--- a/ground/src/plugins/uavobjects/uavmetaobject.cpp
+++ b/ground/src/plugins/uavobjects/uavmetaobject.cpp
@@ -85,6 +85,7 @@ UAVObject* UAVMetaObject::getParentObject()
  */
 void UAVMetaObject::setMetadata(const Metadata& mdata)
 {
+    Q_UNUSED(mdata);
     return; // can not update metaobject's metadata
 }
 
diff --git a/ground/src/plugins/uavtalk/telemetrymonitor.cpp b/ground/src/plugins/uavtalk/telemetrymonitor.cpp
index 94f325f6c..91733389d 100644
--- a/ground/src/plugins/uavtalk/telemetrymonitor.cpp
+++ b/ground/src/plugins/uavtalk/telemetrymonitor.cpp
@@ -133,6 +133,7 @@ void TelemetryMonitor::retrieveNextObject()
  */
 void TelemetryMonitor::transactionCompleted(UAVObject* obj, bool success)
 {
+    Q_UNUSED(success);
     QMutexLocker locker(mutex);
     // Disconnect from sending object
     obj->disconnect(this);
@@ -154,6 +155,7 @@ void TelemetryMonitor::transactionCompleted(UAVObject* obj, bool success)
  */
 void TelemetryMonitor::flightStatsUpdated(UAVObject* obj)
 {
+    Q_UNUSED(obj);
     QMutexLocker locker(mutex);
 
     // Force update if not yet connected