diff --git a/src/osgViewer/CMakeLists.txt b/src/osgViewer/CMakeLists.txt
index dd29a1651..0b2bcfe70 100644
--- a/src/osgViewer/CMakeLists.txt
+++ b/src/osgViewer/CMakeLists.txt
@@ -117,7 +117,7 @@ ELSE(WIN32)
         IF(OSGVIEWER_USE_XRANDR)
             ADD_DEFINITIONS(-DOSGVIEWER_USE_XRANDR)
             SET(LIB_PRIVATE_HEADERS ${LIB_PRIVATE_HEADERS} ${XRANDR_INCLUDE_DIRS} )
-            LINK_LIBRARIES(Xrandr)
+            SET(LIB_EXTRA_LIBS ${X11_Xrandr_LIB} ${LIB_EXTRA_LIBS})
         ENDIF(OSGVIEWER_USE_XRANDR)
 
         # X11 on Apple requires X11 library plus OpenGL linking hack on Leopard