diff --git a/core/google/cloud/client.py b/core/google/cloud/client.py
index e7e43faf1e45..9bdbf507d201 100644
--- a/core/google/cloud/client.py
+++ b/core/google/cloud/client.py
@@ -29,8 +29,8 @@
 
 _GOOGLE_AUTH_CREDENTIALS_HELP = (
     'This library only supports credentials from google-auth-library-python. '
-    'See https://google-cloud-python.readthedocs.io/en/latest/'
-    'google-cloud-auth.html for help on authentication with this library.'
+    'See https://google-cloud-python.readthedocs.io/en/latest/core/auth.html '
+    'for help on authentication with this library.'
 )