diff --git a/xyz/openbmc_project/Network/IP/Create.interface.yaml b/xyz/openbmc_project/Network/IP/Create.interface.yaml
index a02e443..38805e7 100644
--- a/xyz/openbmc_project/Network/IP/Create.interface.yaml
+++ b/xyz/openbmc_project/Network/IP/Create.interface.yaml
@@ -20,3 +20,5 @@
           type: string
           description: >
               Gateway Address.
+      errors:
+        - xyz.openbmc_project.Common.Error.InvalidArgument