diff --git a/src/osgPlugins/txp/CMakeLists.txt b/src/osgPlugins/txp/CMakeLists.txt
index 5f57ac92f..8836abab2 100644
--- a/src/osgPlugins/txp/CMakeLists.txt
+++ b/src/osgPlugins/txp/CMakeLists.txt
@@ -62,6 +62,8 @@ SET(TARGET_H
 
 INCLUDE_DIRECTORIES(.)
 
+SET(TARGET_ADDED_LIBRARIES osgSim )
+
 #### end var setup  ###
 SETUP_PLUGIN(txp)