diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index 466f0ef..496d540 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -2461,9 +2461,9 @@ void Human::RandSkin()
         int rand_idx = rand() % ids.size();
         int skin_id = ids[rand_idx];
         if (skin_id == 2) {
-            skin_id = 13001 + rand(6);
+            skin_id = 13001 + (rand() % 6);
         } else if (skin_id == 3) {
-            skin_id = 15001 + rand(6);
+            skin_id = 15001 + (rand() % 6);
         }
         Skin& skin = skins[i];
         skin.skin_id = ids[rand_idx];