1 files changed, 1 insertions, 1 deletions

diff --git a/src/lj_meta.c b/src/lj_meta.c
index 278d2d34..f258e3e1 100644
--- a/src/lj_meta.c
+++ b/src/lj_meta.c
@@ -77,7 +77,7 @@ int lj_meta_tailcall(lua_State *L, cTValue *tv)
   TValue *top = L->top;
   const BCIns *pc = frame_pc(base-1);  /* Preserve old PC from frame. */
   copyTV(L, base-1, tv);  /* Replace frame with new object. */
-  top->u64 = 0;
+  top->u32.lo = LJ_CONT_TAILCALL;
   setframe_pc(top, pc);
   setframe_gc(top+1, obj2gco(L));  /* Dummy frame object. */
   setframe_ftsz(top+1, (int)((char *)(top+2) - (char *)base) + FRAME_CONT);