diff --git a/thirdparty/lua/plainlua/loslib.c b/thirdparty/lua/plainlua/loslib.c
index 3e20d622ba..76f294875f 100644
--- a/thirdparty/lua/plainlua/loslib.c
+++ b/thirdparty/lua/plainlua/loslib.c
@@ -138,8 +138,8 @@
 /* }================================================================== */
 
 
-
 static int os_execute (lua_State *L) {
+#if !defined(__APPLE__)
   const char *cmd = luaL_optstring(L, 1, NULL);
   int stat;
   errno = 0;
@@ -150,6 +150,9 @@ static int os_execute (lua_State *L) {
     lua_pushboolean(L, stat);  /* true if there is a shell */
     return 1;
   }
+#else
+  return 0;
+#endif
 }