--- projectM-complete-2.1.0-Source/src/projectM-test/CMakeLists.txt.orig	2013-07-30 17:57:15.000000000 +0000
+++ projectM-complete-2.1.0-Source/src/projectM-test/CMakeLists.txt	2013-07-30 19:08:19.446835597 +0000
@@ -38,8 +38,8 @@ endif (${CMAKE_PROJECT_NAME} MATCHES "pr
 INCLUDE_DIRECTORIES(${PROJECTM_INCLUDE} ${SDL_INCLUDE_DIR} ${GTK_INCLUDE_DIR})
 LINK_DIRECTORIES(${PROJECTM_LINK})
 
-TARGET_LINK_LIBRARIES(projectM-test projectM  ${SDL_LIBRARY})
-TARGET_LINK_LIBRARIES(projectM-test-memleak projectM  ${SDL_LIBRARY} )
-TARGET_LINK_LIBRARIES(projectM-test-texture projectM  ${SDL_LIBRARY} )
+TARGET_LINK_LIBRARIES(projectM-test projectM  ${SDL_LIBRARY} -lGL )
+TARGET_LINK_LIBRARIES(projectM-test-memleak projectM  ${SDL_LIBRARY} -lGL )
+TARGET_LINK_LIBRARIES(projectM-test-texture projectM  ${SDL_LIBRARY} -lGL )
 
 INSTALL(TARGETS projectM-test projectM-test-texture DESTINATION ${CMAKE_INSTALL_PREFIX}/bin )