diff --git a/Source/ProjectRimFactory/Common/HarmonyPatches/Patch_Pawn_TraderTracker_ColonyThingsWillingToBuy.cs b/Source/ProjectRimFactory/Common/HarmonyPatches/Patch_Pawn_TraderTracker_ColonyThingsWillingToBuy.cs
new file mode 100644
index 00000000..77e42d08
--- /dev/null
+++ b/Source/ProjectRimFactory/Common/HarmonyPatches/Patch_Pawn_TraderTracker_ColonyThingsWillingToBuy.cs
@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using HarmonyLib;
+using ProjectRimFactory.Storage;
+using RimWorld;
+using Verse;
+
+namespace ProjectRimFactory.Common.HarmonyPatches
+{
+    [HarmonyPatch(typeof(Pawn_TraderTracker), "ColonyThingsWillingToBuy")]
+    class Patch_Pawn_TraderTracker_ColonyThingsWillingToBuy
+    {
+        static void Postfix(Pawn playerNegotiator, ref IEnumerable<Thing> __result)
+        { 
+            var map = playerNegotiator.Map;
+            if (map is null) return;
+
+            HashSet<Thing> yieldedThings = new HashSet<Thing>();
+            yieldedThings.AddRange<Thing>(__result);
+            foreach (ILinkableStorageParent dsu in TradePatchHelper.AllPowered(map))
+            {
+                //Only for Cold Storage
+                if (dsu.AdvancedIOAllowed) continue;
+
+                yieldedThings.AddRange<Thing>(dsu.StoredItems);
+            }
+            __result = yieldedThings;
+
+        }
+
+    }
+}
diff --git a/Source/ProjectRimFactory/Storage/Building_ColdStorage.cs b/Source/ProjectRimFactory/Storage/Building_ColdStorage.cs
index ff7d540c..94283647 100644
--- a/Source/ProjectRimFactory/Storage/Building_ColdStorage.cs
+++ b/Source/ProjectRimFactory/Storage/Building_ColdStorage.cs
@@ -141,7 +141,7 @@ public override void ExposeData()
         {
             base.ExposeData();
             Scribe_Collections.Look(ref ports, "ports", LookMode.Reference);
-            Scribe_Deep.Look(ref this.thingOwner, "thingowner");
+            Scribe_Deep.Look(ref this.thingOwner, "thingowner",this);
             Scribe_Values.Look(ref uniqueName, "uniqueName");
             Scribe_Deep.Look(ref settings, "settings", this);
             ModExtension_Crate ??= def.GetModExtension<DefModExtension_Crate>();