diff --git a/lambdapdk/gt2n/__init__.py b/lambdapdk/gt2n/__init__.py
index 9ec90477..9e4e9a2a 100644
--- a/lambdapdk/gt2n/__init__.py
+++ b/lambdapdk/gt2n/__init__.py
@@ -119,3 +119,8 @@ def __init__(self):
             self.add_openroad_rclayer("typical", "via", "BV2", 8)
             self.add_openroad_rclayer("typical", "via", "BV3", 5)
             self.add_openroad_rclayer("typical", "via", "BV4", 5)
+
+            # Add for compatibility with OpenROAD driver
+            self.get("fileset", "openroad.pex", field="schema")
+            with self.active_fileset("openroad.pex"):
+                self.add_pexmodelfileset("openroad", "typical")