--- a/Modules/FindMPEG2.cmake
+++ b/Modules/FindMPEG2.cmake
@@ -34,7 +34,7 @@
 
   #some native mpeg2 installations will depend
   #on libSDL, if found, add it in.
-  INCLUDE( FindSDL.cmake )
+  INCLUDE( FindSDL )
   IF(SDL_FOUND)
     SET( MPEG2_LIBRARIES ${MPEG2_LIBRARIES} ${SDL_LIBRARY})
   ENDIF(SDL_FOUND)