diff --git a/src/GameLogic/PlugIns/PeriodicTasks/CastleSiegeEventPlugIn.cs b/src/GameLogic/PlugIns/PeriodicTasks/CastleSiegeEventPlugIn.cs
index a9b72ef..0c7ea92 100644
--- a/src/GameLogic/PlugIns/PeriodicTasks/CastleSiegeEventPlugIn.cs
+++ b/src/GameLogic/PlugIns/PeriodicTasks/CastleSiegeEventPlugIn.cs
@@ -12,6 +12,7 @@ using MUnique.OpenMU.GameLogic.NPC;
 using MUnique.OpenMU.GameLogic.Views;
 using MUnique.OpenMU.Interfaces;
 using MUnique.OpenMU.Pathfinding;
+using MUnique.OpenMU.Persistence;
 using MUnique.OpenMU.PlugIns;
 
 /// <summary>
@@ -150,11 +151,18 @@ public sealed class CastleSiegeEventPlugIn : IPeriodicTaskPlugIn, ISupportCustom
             config.PersistedPhaseStartedUtc = context.PhaseStartedUtc;
             config.PersistedRegisteredGuilds = context.RegisteredGuilds.ToList();
 
-            // Write the plugin's custom-configuration JSON row back to the database (durable across restarts).
+            // Find our plugin-configuration row via the in-memory config graph to get its id.
             var pluginTypeId = typeof(CastleSiegeEventPlugIn).GUID;
-            using var ctx = gameContext.PersistenceContextProvider.CreateNewContext(gameContext.Configuration);
-            var configurations = await ctx.GetAsync<PlugInConfiguration>().ConfigureAwait(false);
-            var row = configurations.FirstOrDefault(c => c.TypeId == pluginTypeId);
+            var inMemory = gameContext.Configuration.PlugInConfigurations.FirstOrDefault(c => c.TypeId == pluginTypeId);
+            if (inMemory is null)
+            {
+                return;
+            }
+
+            // Load a fresh, change-tracked copy of that row in its own (non-caching) context, rewrite its
+            // custom-configuration JSON, and save — this is what actually persists to PostgreSQL.
+            using var ctx = gameContext.PersistenceContextProvider.CreateNewTypedContext(typeof(PlugInConfiguration), false, gameContext.Configuration);
+            var row = await ctx.GetByIdAsync<PlugInConfiguration>(inMemory.GetId()).ConfigureAwait(false);
             if (row is null)
             {
                 return;
@@ -162,6 +170,9 @@ public sealed class CastleSiegeEventPlugIn : IPeriodicTaskPlugIn, ISupportCustom
 
             row.SetConfiguration(config, gameContext.PlugInManager.CustomConfigReferenceHandler);
             await ctx.SaveChangesAsync().ConfigureAwait(false);
+
+            gameContext.LoggerFactory.CreateLogger<CastleSiegeEventPlugIn>()
+                .LogInformation("Castle Siege: persisted state (owner={owner}, phase={phase}).", config.PersistedOwnerGuildName ?? "(none)", config.PersistedPhase);
         }
         catch (Exception ex)
         {