Index: libmpack-lua-1.0.6/lmpack.c
===================================================================
--- libmpack-lua-1.0.6.orig/lmpack.c
+++ libmpack-lua-1.0.6/lmpack.c
@@ -689,6 +689,7 @@ static void lmpack_unparse_enter(mpack_p
         node->tok = mpack_pack_nil();
         break;
       }
+    /* Fallthrough */
     default:
       luaL_error(L, "can't serialize object");
   }

%changelog