diff --git a/swh/storage/tests/storage_testing.py b/swh/storage/tests/storage_testing.py
--- a/swh/storage/tests/storage_testing.py
+++ b/swh/storage/tests/storage_testing.py
@@ -57,21 +57,16 @@
         self.objtmp.cleanup()
         super().tearDown()
 
-    def reset_tables(self):
+    def reset_storage_tables(self):
+        excluded = {'dbversion', 'entity', 'entity_history', 'listable_entity',
+                    'fossology_license', 'indexer_configuration'}
+        self.reset_db_tables(self.TEST_STORAGE_DB_NAME, excluded=excluded)
+
         db = self.test_db[self.TEST_STORAGE_DB_NAME]
         conn = db.conn
         cursor = db.cursor
 
-        cursor.execute("""SELECT table_name FROM information_schema.tables
-                               WHERE table_schema = %s""", ('public',))
-
-        tables = set(table for (table,) in cursor.fetchall())
-        tables -= {'dbversion', 'entity', 'entity_history', 'listable_entity',
-                   'fossology_license', 'indexer_configuration'}
-
-        for table in tables:
-            cursor.execute('truncate table %s cascade' % table)
-
         cursor.execute('delete from entity where generated=true')
         cursor.execute('delete from entity_history where generated=true')
+
         conn.commit()
diff --git a/swh/storage/tests/test_storage.py b/swh/storage/tests/test_storage.py
--- a/swh/storage/tests/test_storage.py
+++ b/swh/storage/tests/test_storage.py
@@ -545,7 +545,7 @@
         }
 
     def tearDown(self):
-        self.reset_tables()
+        self.reset_storage_tables()
         super().tearDown()
 
     def fetch_tools(self):