diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index e4cc3aa18a..7674628276 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -5455,5 +5455,14 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
 
             return item.Description;
         }
+
+        public LSL_Key osGetLastChangedEventKey()
+        {
+            m_host.AddScriptLPS(1);
+            DetectParams detectedParams = m_ScriptEngine.GetDetectParams(m_item.ItemID, 0);
+            if (detectedParams == null)
+                return String.Empty;
+            return detectedParams.Key.ToString();
+        }
     }
 }
\ No newline at end of file
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
index 711108b124..8333af848d 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
@@ -550,5 +550,6 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         LSL_Key osGetInventoryLastOwner(LSL_String itemNameOrId);
         LSL_String osGetInventoryName(LSL_Key itemId);
         LSL_String osGetInventoryDescription(LSL_String itemNameOrId);
+        LSL_Key osGetLastChangedEventKey();
     }
 }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
index 86c8ba3bc6..f0fb745fe4 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
@@ -1381,5 +1381,10 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
         {
             return m_OSSL_Functions.osGetInventoryDescription(itemNameOrId);
         }
+
+        public LSL_Key osGetLastChangedEventKey()
+        {
+            return m_OSSL_Functions.osGetLastChangedEventKey();
+        }
     }
 }