diff --git a/mods/ENTITIES/mcl_mobs/api.lua b/mods/ENTITIES/mcl_mobs/api.lua
index 07e2704f..24130cb9 100644
--- a/mods/ENTITIES/mcl_mobs/api.lua
+++ b/mods/ENTITIES/mcl_mobs/api.lua
@@ -3540,6 +3540,10 @@ local mob_step = function(self, dtime)
 		return
 	end
 
+	if not self.object:get_luaentity() then
+		return false
+	end
+
 	do_jump(self)
 
 	runaway_from(self)