diff --git a/src/lparser.c b/src/lparser.c
index 7514d70..40032ce 100644
--- a/src/lparser.c
+++ b/src/lparser.c
@@ -846,7 +846,7 @@ void ykifyCode(lua_State *L, Proto *f, int num_insts) {
     if ((GET_OPCODE(i) == OP_JMP) && (GETARG_sJ(i) < 0)) {
       lua_assert(GETARG_sJ(i) + pc + 2 - 1 < pc);
       loc_pc = GETARG_sJ(i) + pc + 2 - 1;
-    } else if (GET_OPCODE(i) == OP_FORLOOP) {
+    } else if ((GET_OPCODE(i) == OP_FORLOOP) || (GET_OPCODE(i) == OP_TFORLOOP)) {
       lua_assert(pc - GETARG_Bx(i) + 2 - 1 < pc);
       loc_pc = pc - GETARG_Bx(i) + 2 - 1;
     } else {