diff --git a/CMakeLists.txt b/CMakeLists.txt
index ff75973..edbd05b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -46,3 +46,17 @@ set(plugin_name "rime-lua" PARENT_SCOPE)
 set(plugin_objs $<TARGET_OBJECTS:rime-lua-objs> PARENT_SCOPE)
 set(plugin_deps ${LUA_LIBRARIES} ${rime_library} ${rime_gears_library} PARENT_SCOPE)
 set(plugin_modules "lua" PARENT_SCOPE)
+
+
+find_package(Git REQUIRED)
+execute_process(
+   COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD
+   RESULT_VARIABLE result
+   OUTPUT_VARIABLE GIT_HASH )
+
+set(librime_lua_version 1.0)
+if(result AND result EQUAL 0)
+  set(librime_lua_version ${librime_lua_version}.${GIT_HASH})
+endif()
+add_definitions(-DLIBRIME_LUA_VERSION="${librime_lua_version}")
+message("Librime-lua Version: ${librime_lua_version}")
diff --git a/src/types.cc b/src/types.cc
index a8b73c4..0da9cd5 100644
--- a/src/types.cc
+++ b/src/types.cc
@@ -1697,6 +1697,9 @@ namespace RimeApiReg {
     RimeApi* rime = rime_get_api();
     return string(rime->get_version());
   }
+  string get_librime_lua_version() {
+    return LIBRIME_LUA_VERSION;
+  }
 
   string get_shared_data_dir() {
     RimeApi* rime = rime_get_api();
@@ -1762,6 +1765,7 @@ namespace RimeApiReg {
 
   static const luaL_Reg funcs[]= {
     { "get_rime_version", WRAP(get_rime_version) },
+    { "get_librime_lua_version", WRAP(get_librime_lua_version) },
     { "get_shared_data_dir", WRAP(get_shared_data_dir) },
     { "get_user_data_dir", WRAP(get_user_data_dir) },
     { "get_sync_dir", WRAP(get_sync_dir) },