diff --git a/Source/Game/Entities/Creature/Creature.cs b/Source/Game/Entities/Creature/Creature.cs
index 5727ebfc2..b149a9f38 100644
--- a/Source/Game/Entities/Creature/Creature.cs
+++ b/Source/Game/Entities/Creature/Creature.cs
@@ -1084,7 +1084,7 @@ namespace Game.Entities
             stmt.AddValue(index++, m_spawnId);
             stmt.AddValue(index++, GetEntry());
             stmt.AddValue(index++, mapid);
-            stmt.AddValue(index++, string.Join(",", data.spawnDifficulties));
+            stmt.AddValue(index++, data.spawnDifficulties.Empty() ? "" : string.Join(',', data.spawnDifficulties));
             stmt.AddValue(index++, data.phaseId);
             stmt.AddValue(index++, data.phaseGroup);
             stmt.AddValue(index++, displayId);
diff --git a/Source/Game/Entities/GameObject/GameObject.cs b/Source/Game/Entities/GameObject/GameObject.cs
index 41655d9ef..2ba6607bc 100644
--- a/Source/Game/Entities/GameObject/GameObject.cs
+++ b/Source/Game/Entities/GameObject/GameObject.cs
@@ -942,7 +942,7 @@ namespace Game.Entities
             stmt.AddValue(index++, m_spawnId);
             stmt.AddValue(index++, GetEntry());
             stmt.AddValue(index++, mapid);
-            stmt.AddValue(index++, string.Join(",", data.spawnDifficulties));
+            stmt.AddValue(index++, data.spawnDifficulties.Empty() ? "" : string.Join(",", data.spawnDifficulties));
             stmt.AddValue(index++, data.phaseId);
             stmt.AddValue(index++, data.phaseGroup);
             stmt.AddValue(index++, GetPositionX());