diff --git a/VisualStudio/osgGA/osgGA.dsp b/VisualStudio/osgGA/osgGA.dsp
index 74ef5516f..378fb359a 100755
--- a/VisualStudio/osgGA/osgGA.dsp
+++ b/VisualStudio/osgGA/osgGA.dsp
@@ -151,6 +151,10 @@ SOURCE=..\..\src\osgGA\NodeTrackerManipulator.cpp
 # End Source File
 # Begin Source File
 
+SOURCE=..\..\src\osgGA\UFOManipulator.cpp
+# End Source File
+# Begin Source File
+
 SOURCE=..\..\src\osgGA\Version.cpp
 # End Source File
 # End Group
@@ -219,6 +223,10 @@ SOURCE=..\..\Include\osgGA\TrackballManipulator
 # End Source File
 # Begin Source File
 
+SOURCE=..\..\Include\osgGA\UFOManipulator
+# End Source File
+# Begin Source File
+
 SOURCE=..\..\Include\osgGA\NodeTrackerManipulator
 # End Source File
 # Begin Source File