Index: Modules/FindMPEG2.cmake
--- Modules/FindMPEG2.cmake.orig
+++ Modules/FindMPEG2.cmake
@@ -47,4 +47,4 @@ if(MPEG2_FOUND)
   endif()
 endif()
 
-mark_as_advanced(MPEG2_INCLUDE_DIR MPEG2_mpeg2_LIBRARY MPEG2_vo_LIBRARY)
+mark_as_advanced(MPEG2_INCLUDE_DIR MPEG2_mpeg2_LIBRARY)