diff --git a/ground/gcs/src/libs/osgearth/osgQtQuick/OSGGeoTransformNode.cpp b/ground/gcs/src/libs/osgearth/osgQtQuick/OSGGeoTransformNode.cpp
index 5e840f933..3dce7f7dc 100644
--- a/ground/gcs/src/libs/osgearth/osgQtQuick/OSGGeoTransformNode.cpp
+++ b/ground/gcs/src/libs/osgearth/osgQtQuick/OSGGeoTransformNode.cpp
@@ -84,7 +84,7 @@ public:
         sceneNode = node;
 
         if (sceneNode) {
-            connect(sceneNode, SIGNAL(nodeChanged(osg::Node *)), this, SLOT(onSceneNodeChanged(osg::Node *)));
+            connect(sceneNode, &OSGNode::nodeChanged, this, &OSGGeoTransformNode::Hidden::onSceneNodeChanged);
         }
 
         return true;
diff --git a/ground/gcs/src/libs/osgearth/osgQtQuick/OSGGroup.cpp b/ground/gcs/src/libs/osgearth/osgQtQuick/OSGGroup.cpp
index c9659f064..1aa6802c0 100644
--- a/ground/gcs/src/libs/osgearth/osgQtQuick/OSGGroup.cpp
+++ b/ground/gcs/src/libs/osgearth/osgQtQuick/OSGGroup.cpp
@@ -58,7 +58,7 @@ public:
     {
         // qDebug() << "OSGGroup::appendChild" << childNode;
         children.append(childNode);
-        connect(childNode, SIGNAL(nodeChanged(osg::Node *)), this, SLOT(onChildNodeChanged(osg::Node *)), Qt::UniqueConnection);
+        connect(childNode, &OSGNode::nodeChanged, this, &osgQtQuick::OSGGroup::Hidden::onChildNodeChanged, Qt::UniqueConnection);
         self->setDirty(Children);
     }
 
diff --git a/ground/gcs/src/libs/osgearth/osgQtQuick/OSGSkyNode.cpp b/ground/gcs/src/libs/osgearth/osgQtQuick/OSGSkyNode.cpp
index 07d960871..dfc4401ff 100644
--- a/ground/gcs/src/libs/osgearth/osgQtQuick/OSGSkyNode.cpp
+++ b/ground/gcs/src/libs/osgearth/osgQtQuick/OSGSkyNode.cpp
@@ -82,7 +82,7 @@ public:
         sceneNode = node;
 
         if (sceneNode) {
-            connect(sceneNode, SIGNAL(nodeChanged(osg::Node *)), this, SLOT(onSceneNodeChanged(osg::Node *)));
+            connect(sceneNode, &OSGNode::nodeChanged, this, &OSGSkyNode::Hidden::onSceneNodeChanged);
         }
 
         return true;
diff --git a/ground/gcs/src/libs/osgearth/osgQtQuick/ga/OSGCameraManipulator.cpp b/ground/gcs/src/libs/osgearth/osgQtQuick/ga/OSGCameraManipulator.cpp
index 929520054..40e873c16 100644
--- a/ground/gcs/src/libs/osgearth/osgQtQuick/ga/OSGCameraManipulator.cpp
+++ b/ground/gcs/src/libs/osgearth/osgQtQuick/ga/OSGCameraManipulator.cpp
@@ -79,7 +79,7 @@ public:
         sceneNode = node;
 
         if (sceneNode) {
-            connect(sceneNode, &OSGNode::nodeChanged, this, &Hidden::onSceneNodeChanged);
+            connect(sceneNode, &OSGNode::nodeChanged, this, &OSGCameraManipulator::Hidden::onSceneNodeChanged);
         }
 
         return true;
diff --git a/ground/gcs/src/libs/osgearth/osgQtQuick/ga/OSGNodeTrackerManipulator.cpp b/ground/gcs/src/libs/osgearth/osgQtQuick/ga/OSGNodeTrackerManipulator.cpp
index 8053093c5..a62df7dd8 100644
--- a/ground/gcs/src/libs/osgearth/osgQtQuick/ga/OSGNodeTrackerManipulator.cpp
+++ b/ground/gcs/src/libs/osgearth/osgQtQuick/ga/OSGNodeTrackerManipulator.cpp
@@ -75,7 +75,7 @@ public:
         trackNode = node;
 
         if (trackNode) {
-            connect(trackNode, SIGNAL(nodeChanged(osg::Node *)), this, SLOT(onTrackNodeChanged(osg::Node *)));
+            connect(trackNode, &OSGNode::nodeChanged, this, &OSGNodeTrackerManipulator::Hidden::onTrackNodeChanged);
         }
 
         return true;