diff --git a/src/qgcunittest/MockUASManager.cc b/src/qgcunittest/MockUASManager.cc
index 960bafedec7d74cb3ba62bbcafbabad4b062a885..aa8a095662b87e54ab3d3ea22fff272c69a314ea 100644
--- a/src/qgcunittest/MockUASManager.cc
+++ b/src/qgcunittest/MockUASManager.cc
@@ -50,7 +50,6 @@ void MockUASManager::setMockActiveUAS(MockUAS* mockUAS)
     {
         // We don't support swiching between different UAS
         //_mockUAS->setSelected();
-        emit activeUASSet(_mockUAS->getUASID());
         emit activeUASStatusChanged(_mockUAS, true);
         emit activeUASStatusChanged(_mockUAS->getUASID(), true);
     }
diff --git a/src/qgcunittest/MockUASManager.h b/src/qgcunittest/MockUASManager.h
index 79d826477d0e737de22a72fd7bb9bccb6e44b80a..286f60920b9726b98e1ca482ea575e649858bff7 100644
--- a/src/qgcunittest/MockUASManager.h
+++ b/src/qgcunittest/MockUASManager.h
@@ -41,7 +41,6 @@ class MockUASManager : public UASManagerInterface
 signals:
     // The following signals from UASManager interface are supported:
     //      void activeUASSet(UASInterface* UAS);
-    //      void activeUASSet(int systemId);
     //      void activeUASStatusChanged(UASInterface* UAS, bool active);
     //      void activeUASStatusChanged(int systemId, bool active);
     
diff --git a/src/uas/UASManager.cc b/src/uas/UASManager.cc
index 875819c8e65d003d66ccf31a86b13f626055a75c..b749af1e28b4670502c91f64dac828b485595e99 100644
--- a/src/uas/UASManager.cc
+++ b/src/uas/UASManager.cc
@@ -473,7 +473,6 @@ void UASManager::setActiveUAS(UASInterface* uas)
     if (activeUAS)
     {
         activeUAS->setSelected();
-        emit activeUASSet(activeUAS->getUASID());
         emit activeUASSetListIndex(systems.indexOf(activeUAS));
         emit activeUASStatusChanged(activeUAS, true);
         emit activeUASStatusChanged(activeUAS->getUASID(), true);
diff --git a/src/uas/UASManagerInterface.h b/src/uas/UASManagerInterface.h
index bf611c6d72b34e82033844dfc3932eea73fefcb4..6b49af394439c78a0cf298ab47999ac2277f4820 100644
--- a/src/uas/UASManagerInterface.h
+++ b/src/uas/UASManagerInterface.h
@@ -105,8 +105,6 @@ signals:
     /** @brief The UAS currently under main operator control changed */
     void activeUASSet(UASInterface* UAS);
     /** @brief The UAS currently under main operator control changed */
-    void activeUASSet(int systemId);
-    /** @brief The UAS currently under main operator control changed */
     void activeUASSetListIndex(int listIndex);
     /** @brief The UAS currently under main operator control changed */
     void activeUASStatusChanged(UASInterface* UAS, bool active);