[Minor] Improve lua 5.3 compatibility

diff --git a/src/lua/lua_mimepart.c b/src/lua/lua_mimepart.c
index b66ad4215a37dc55b0becea9e1040f6dffb53276..4bfa60456891901c241b7ca2f4f62d955b1485de 100644 (file)
--- a/src/lua/lua_mimepart.c
+++ b/src/lua/lua_mimepart.c
@@ -1785,7 +1785,7 @@ lua_mimepart_get_id (lua_State * L)
                return luaL_error (L, "invalid arguments");
        }
 
-       lua_pushnumber (L, part->id);
+       lua_pushinteger (L, part->id);
 
        return 1;
 }