diff --git a/CMakeLists.txt b/CMakeLists.txt
index 71c5739..db75d71 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,6 +3,7 @@ project(lua LANGUAGES C VERSION 5.4.2)
 
 option(LUA_SUPPORT_DL "Support dynamic loading of compiled modules" OFF)
 option(LUA_BUILD_AS_CXX "Build lua as C++" OFF)
+enable_language(CXX)
 
 if(${PROJECT_NAME} STREQUAL ${CMAKE_PROJECT_NAME})
     set(TOP_LEVEL TRUE)