diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6c29ad6f6..1da123635 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,15 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## 8193.34.15
+https://github.com/nwn-dotnet/Anvil/compare/v8193.34.14...v8193.34.15
+
+### Added
+- ItemProperty: Added `SubTypeTable`.
+
+### Fixed
+- Fixed `CalculateValidItemsForProperty` returning false for base items using column 0.
+
 ## 8193.34.14
 https://github.com/nwn-dotnet/Anvil/compare/v8193.34.13...v8193.34.14
 
diff --git a/NWN.Anvil/src/main/API/EngineStructure/ItemProperty.cs b/NWN.Anvil/src/main/API/EngineStructure/ItemProperty.cs
index 72a39396c..a91002b8b 100644
--- a/NWN.Anvil/src/main/API/EngineStructure/ItemProperty.cs
+++ b/NWN.Anvil/src/main/API/EngineStructure/ItemProperty.cs
@@ -103,6 +103,11 @@ public ItemPropertyParamTableEntry? Param1TableValue
     /// </summary>
     public TimeSpan RemainingDuration => TimeSpan.FromSeconds(NWScript.GetItemPropertyDurationRemaining(this));
 
+    /// <summary>
+    /// Gets the sub type table used by this item property.
+    /// </summary>
+    public TwoDimArray<ItemPropertySubTypeTableEntry>? SubTypeTable => Property.SubTypeTable;
+
     /// <summary>
     /// Gets or sets the sub type that is set on this item property.
     /// </summary>
diff --git a/NWN.Anvil/src/main/API/TwoDimArray/Tables/ItemPropertyItemMapTableEntry.cs b/NWN.Anvil/src/main/API/TwoDimArray/Tables/ItemPropertyItemMapTableEntry.cs
index ef2e14dfd..3789a4331 100644
--- a/NWN.Anvil/src/main/API/TwoDimArray/Tables/ItemPropertyItemMapTableEntry.cs
+++ b/NWN.Anvil/src/main/API/TwoDimArray/Tables/ItemPropertyItemMapTableEntry.cs
@@ -64,7 +64,7 @@ private IReadOnlyDictionary<NwBaseItem, bool> CalculateValidItemsForProperty(Two
       Dictionary<NwBaseItem, bool> retVal = new Dictionary<NwBaseItem, bool>();
       foreach (NwBaseItem item in NwRuleset.BaseItems)
       {
-        if (item.ItemPropertyColumnId > 0 && item.ItemPropertyColumnId < isValid.Length)
+        if (item.ItemPropertyColumnId < isValid.Length)
         {
           retVal[item] = isValid[item.ItemPropertyColumnId];
         }