diff --git a/ChangeLog b/ChangeLog
index 48ae96468..07ad529da 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-07-12  Mike Kestner  <mkestner@novell.com>
+
+	* generator/Parameters.cs: another owned parameter patch from Sebastian.
+	[Fixes #498498]
+
 2009-07-12  Mike Kestner  <mkestner@novell.com>
 
 	* glib/GType.cs: fail gracefully for non-studly-case typename lookups.
diff --git a/generator/Parameters.cs b/generator/Parameters.cs
index d0e1951c5..40ae25543 100644
--- a/generator/Parameters.cs
+++ b/generator/Parameters.cs
@@ -283,7 +283,10 @@ namespace GtkSharp.Generation {
 						result [i] = (gen as IManualMarshaler).ReleaseNative ("native_" + CallName) + ";";
 					return result;
 				} else if (PassAs != String.Empty && MarshalType != CSType)
-					return new string [] { CallName + " = " + gen.FromNative ("native_" + CallName) + ";" };
+					if (gen is HandleBase) 
+						return new string [] { CallName + " = " + (gen as HandleBase).FromNative ("native_" + CallName, Owned) + ";" };
+					else
+						return new string [] { CallName + " = " + gen.FromNative ("native_" + CallName) + ";" };
 				return new string [0];
 			}
 		}