diff --git a/cloud.google.com/backendconfig_v1.json b/cloud.google.com/backendconfig_v1.json
index d2c67e53..505aa27f 100644
--- a/cloud.google.com/backendconfig_v1.json
+++ b/cloud.google.com/backendconfig_v1.json
@@ -260,8 +260,7 @@
             }
           },
           "required": [
-            "enabled",
-            "oauthclientCredentials"
+            "enabled"
           ],
           "type": "object",
           "additionalProperties": false
diff --git a/cloud.google.com/backendconfig_v1beta1.json b/cloud.google.com/backendconfig_v1beta1.json
index 587177eb..e3d49b39 100644
--- a/cloud.google.com/backendconfig_v1beta1.json
+++ b/cloud.google.com/backendconfig_v1beta1.json
@@ -160,8 +160,7 @@
             }
           },
           "required": [
-            "enabled",
-            "oauthclientCredentials"
+            "enabled"
           ],
           "type": "object",
           "additionalProperties": false