--- CMakeLists.txt.orig	2016-01-23 13:29:12 UTC
+++ CMakeLists.txt
@@ -27,14 +27,7 @@ IF(NOT MSVC)
 ENDIF(NOT MSVC)
 
 # depends
-IF(NOT EXISTS ${PROJECT_SOURCE_DIR}/extlibs/libSDL2pp/CMakeLists.txt)
-	MESSAGE(FATAL_ERROR "The source directory\n  ${PROJECT_SOURCE_DIR}/extlibs/libSDL2pp\ndoes not contain a CMakeLists.txt file.\nIt is likely that you forgot to run\n  git submodule init && git submodule update")
-ENDIF(NOT EXISTS ${PROJECT_SOURCE_DIR}/extlibs/libSDL2pp/CMakeLists.txt)
-
-SET(SDL2PP_WITH_IMAGE TRUE)
-SET(SDL2PP_WITH_TTF TRUE)
-ADD_SUBDIRECTORY(extlibs/libSDL2pp)
-
+FIND_PACKAGE(SDL2PP)
 FIND_PACKAGE(Threads)
 
 # definitions
@@ -81,7 +74,7 @@ IF(SYSTEMWIDE OR STANDALONE)
 	INSTALL(TARGETS hoverboard RUNTIME DESTINATION ${BINDIR})
 	INSTALL(DIRECTORY data/ DESTINATION ${DATADIR})
 
-	INSTALL(FILES README.md COPYING COPYING.DATA DESTINATION ${DOCSDIR})
+	INSTALL(FILES README.md DESTINATION ${DOCSDIR})
 
 	IF(NOT WIN32)
 		CONFIGURE_FILE(misc/hoverboard.desktop.in misc/hoverboard.desktop)