diff --git a/src/osgViewer/CompositeViewer.cpp b/src/osgViewer/CompositeViewer.cpp
index 648c20390..a786b491b 100644
--- a/src/osgViewer/CompositeViewer.cpp
+++ b/src/osgViewer/CompositeViewer.cpp
@@ -739,6 +739,7 @@ void CompositeViewer::eventTraversal()
                         break;
                     case(osgGA::GUIEventAdapter::PUSH):
                     case(osgGA::GUIEventAdapter::RELEASE):
+                    case(osgGA::GUIEventAdapter::DOUBLECLICK):
                     case(osgGA::GUIEventAdapter::DRAG):
                     case(osgGA::GUIEventAdapter::MOVE):
                     {
diff --git a/src/osgViewer/Viewer.cpp b/src/osgViewer/Viewer.cpp
index 5d5128e8c..a05432891 100644
--- a/src/osgViewer/Viewer.cpp
+++ b/src/osgViewer/Viewer.cpp
@@ -655,6 +655,7 @@ void Viewer::eventTraversal()
                 {
                     case(osgGA::GUIEventAdapter::PUSH):
                     case(osgGA::GUIEventAdapter::RELEASE):
+                    case(osgGA::GUIEventAdapter::DOUBLECLICK):
                     case(osgGA::GUIEventAdapter::DRAG):
                     case(osgGA::GUIEventAdapter::MOVE):
                     {