1 files changed, 2 insertions, 0 deletions

diff --git a/src/lib_debug.c b/src/lib_debug.c
index f6818bbf..1487f12b 100644
--- a/src/lib_debug.c
+++ b/src/lib_debug.c
@@ -41,7 +41,9 @@ LJLIB_CF(debug_setmetatable)
   lj_lib_checktabornil(L, 2);
   L->top = L->base+2;
   lua_setmetatable(L, 1);
+#if !LJ_52
   setboolV(L->top-1, 1);
+#endif
   return 1;
 }