diff --git a/ldebug.c b/ldebug.c
index 5293ccb9..61c52749 100644
--- a/ldebug.c
+++ b/ldebug.c
@@ -150,7 +150,7 @@ LUA_API lua_Hook lua_gethook (lua_State *L) {
 
 
 LUA_API int lua_gethookmask (lua_State *L) {
-  return L->hookmask;
+  return cast_int(L->hookmask);
 }
 
 
diff --git a/lvm.c b/lvm.c
index 986c7db8..46170534 100644
--- a/lvm.c
+++ b/lvm.c
@@ -1117,7 +1117,7 @@ void luaV_finishOp (lua_State *L) {
 
 
 
-#define updatetrap(ci)  (trap = ci->u.l.trap)
+#define updatetrap(ci)  (trap = cast_int(ci->u.l.trap))
 
 #define updatebase(ci)	(base = ci->func.p + 1)
 
@@ -1211,7 +1211,7 @@ void luaV_execute (lua_State *L, CallInfo *ci) {
 #include "ljumptab.h"
 #endif
  startfunc:
-  trap = L->hookmask;
+  trap = cast_int(L->hookmask);
  returning:  /* trap already set */
   cl = ci_func(ci);
   k = cl->p->k;