diff --git a/tests/factories/market/conftest.py b/tests/factories/market/conftest.py
index 3b848390..588c0d17 100644
--- a/tests/factories/market/conftest.py
+++ b/tests/factories/market/conftest.py
@@ -166,7 +166,7 @@ def create_factory(tok=ov, recipient=fee_recipient, feeds=feed_factory,
                              sequencer_aggregator.address, 0)
 
         # grant market factory token admin role
-        tok.grantRole(tok.DEFAULT_ADMIN_ROLE(), factory, {"from": gov})
+        tok.grantRole(tok.DEFAULT_ADMIN_ROLE(), factory.address, {"from": gov})
 
         # grant gov the governor role on token to access factory methods
         tok.grantRole(governor_role, gov, {"from": gov})