diff --git a/public/app/features/expressions/ExpressionDatasource.ts b/public/app/features/expressions/ExpressionDatasource.ts
index 149310a71be..5376e396377 100644
--- a/public/app/features/expressions/ExpressionDatasource.ts
+++ b/public/app/features/expressions/ExpressionDatasource.ts
@@ -35,13 +35,6 @@ export class ExpressionDatasourceApi extends DataSourceWithBackend<ExpressionQue
     return `Expression: ${query.type}`;
   }
 
-  filterQuery(query: ExpressionQuery) {
-    if (query.hide) {
-      return false;
-    }
-    return true;
-  }
-
   query(request: DataQueryRequest<ExpressionQuery>): Observable<DataQueryResponse> {
     let targets = request.targets.map(async (query: ExpressionQuery): Promise<ExpressionQuery> => {
       const ds = await getDataSourceSrv().get(query.datasource);