diff --git a/lib/galaxy/webapps/galaxy/controllers/visualization.py b/lib/galaxy/webapps/galaxy/controllers/visualization.py
index f0b6ab29013..990fb5882d3 100644
--- a/lib/galaxy/webapps/galaxy/controllers/visualization.py
+++ b/lib/galaxy/webapps/galaxy/controllers/visualization.py
@@ -128,7 +128,7 @@ class DbKeyColumn( grids.GridColumn ):
 class HistoryColumn( grids.GridColumn ):
     """ Column for filtering by history id. """
     def filter( self, trans, user, query, history_id ):
-        return query.filter( model.History.id==self.decode_id(history_id) )
+        return query.filter( model.History.id==trans.security.decode_id(history_id) )
 
 class HistoryDatasetsSelectionGrid( grids.Grid ):
     # Grid definition.
@@ -157,7 +157,7 @@ class HistoryDatasetsSelectionGrid( grids.Grid ):
         Current item for grid is the history being queried. This is a bit
         of hack since current_item typically means the current item in the grid.
         """
-        return trans.sa_session.query( model.History ).get( self.decode_id( kwargs[ 'f-history' ] ) )
+        return trans.sa_session.query( model.History ).get( trans.security.decode_id( kwargs[ 'f-history' ] ) )
     def build_initial_query( self, trans, **kwargs ):
         return trans.sa_session.query( self.model_class ).join( model.History.table ).join( model.Dataset.table )
     def apply_query_filter( self, trans, query, **kwargs ):