diff --git a/src/luaenginecore/lua54.pri b/src/luaenginecore/lua54.pri
index f368696..9641aa6 100644
--- a/src/luaenginecore/lua54.pri
+++ b/src/luaenginecore/lua54.pri
@@ -15,8 +15,6 @@
 #* limitations under the License.
 #*****************************************************************************/
 
-DEFINES += LUA_COMPAT_5_2
-DEFINES += LUAENGINE_LUA_54
 shared: win32: DEFINES += LUA_BUILD_AS_DLL
 linux: DEFINES += LUA_USE_LINUX
 gcc: QMAKE_CFLAGS += -Wno-cast-function-type