diff --git a/src/osgPlugins/p3d/CMakeLists.txt b/src/osgPlugins/p3d/CMakeLists.txt
index 01c0259d3..265d79f0d 100644
--- a/src/osgPlugins/p3d/CMakeLists.txt
+++ b/src/osgPlugins/p3d/CMakeLists.txt
@@ -17,7 +17,7 @@ SET(TARGET_H
     CompileSlideCallback.h
 )
 
-SET(TARGET_ADDED_LIBRARIES osgVolume)
+SET(TARGET_ADDED_LIBRARIES osgVolume osgViewer)
 
 #### end var setup  ###
 SETUP_PLUGIN(p3d)