diff --git a/tools/marvin/marvin/integration/lib/base.py b/tools/marvin/marvin/integration/lib/base.py
index d927c2afac3..695edf7196f 100755
--- a/tools/marvin/marvin/integration/lib/base.py
+++ b/tools/marvin/marvin/integration/lib/base.py
@@ -2961,6 +2961,8 @@ class VPC:
 
 class PrivateGateway:
     """Manage private gateway lifecycle"""
+
+    @classmethod
     def create(cls, apiclient, gateway, ipaddress, netmask, vlan, vpcid,
                                                     physicalnetworkid=None):
         """Create private gateway"""