--- a/libs/libGamedata/CMakeLists.txt
+++ b/libs/libGamedata/CMakeLists.txt
@@ -11,7 +11,7 @@
 FILE(GLOB SOURCES_OTHER *.cpp *.h)
 SOURCE_GROUP(other FILES ${SOURCES_OTHER})
 
-find_package(Lua 5.1 REQUIRED)
+find_package(Lua ${LUA_VERSION} EXACT REQUIRED)
 
 include(GatherDll)
 gather_dll(Lua)