diff --git a/lib/WebGUI/Asset/Wobject/Matrix.pm b/lib/WebGUI/Asset/Wobject/Matrix.pm
index f21d2002d..0e1cfad82 100644
--- a/lib/WebGUI/Asset/Wobject/Matrix.pm
+++ b/lib/WebGUI/Asset/Wobject/Matrix.pm
@@ -166,6 +166,17 @@ sub incrementCounter {
 	}
 }
 
+#-------------------------------------------------------------------
+sub purge {
+       my $self = shift;
+       WebGUI::SQL->write("delete from Matrix_listing where assetId=".quote($self->getId));
+       WebGUI::SQL->write("delete from Matrix_listingData where assetId=".quote($self->getId));
+       WebGUI::SQL->write("delete from Matrix_field where assetId=".quote($self->getId));
+       WebGUI::SQL->write("delete from Matrix_rating where assetId=".quote($self->getId));
+       WebGUI::SQL->write("delete from Matrix_ratingSummary where assetId=".quote($self->getId));
+       $self->SUPER::purge;
+}
+
 #-------------------------------------------------------------------
 sub setRatings { 
 	my $self = shift;