diff --git a/ProjectLighthouse/Controllers/PublishController.cs b/ProjectLighthouse/Controllers/PublishController.cs
index 98f490e2..ecf7a66d 100644
--- a/ProjectLighthouse/Controllers/PublishController.cs
+++ b/ProjectLighthouse/Controllers/PublishController.cs
@@ -9,6 +9,7 @@ using LBPUnion.ProjectLighthouse.Serialization;
 using LBPUnion.ProjectLighthouse.Types;
 using LBPUnion.ProjectLighthouse.Types.Levels;
 using LBPUnion.ProjectLighthouse.Types.Profiles;
+using LBPUnion.ProjectLighthouse.Types.Settings;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.EntityFrameworkCore;
 
@@ -35,6 +36,8 @@ namespace LBPUnion.ProjectLighthouse.Controllers
             User? user = await this.database.UserFromGameRequest(this.Request);
             if (user == null) return this.StatusCode(403, "");
 
+            if (user.UsedSlots >= ServerSettings.Instance.EntitledSlots) return this.BadRequest();
+
             Slot? slot = await this.GetSlotFromBody();
             if (slot == null) return this.BadRequest(); // if the level cant be parsed then it obviously cant be uploaded
 
@@ -74,6 +77,8 @@ namespace LBPUnion.ProjectLighthouse.Controllers
             User user = userAndToken.Value.Item1;
             GameToken gameToken = userAndToken.Value.Item2;
 
+            if (user.UsedSlots >= ServerSettings.Instance.EntitledSlots) return this.BadRequest();
+
             Slot? slot = await this.GetSlotFromBody();
             if (slot?.Location == null) return this.BadRequest();