diff --git a/packages/google-cloud-iap/google/cloud/iap_v1/types/service.py b/packages/google-cloud-iap/google/cloud/iap_v1/types/service.py
index 41a1d1a5e6e5..fa61ed44068d 100644
--- a/packages/google-cloud-iap/google/cloud/iap_v1/types/service.py
+++ b/packages/google-cloud-iap/google/cloud/iap_v1/types/service.py
@@ -439,7 +439,7 @@ class OAuthSettings(proto.Message):
             claim matches this value since access behavior
             is managed by IAM policies.
         programmatic_clients (MutableSequence[str]):
-            List of Oauth client IDs allowed to
+            List of OAuth client IDs allowed to
             programmatically authenticate with IAP.
     """