diff --git a/requirements.txt b/requirements.txt
index a4c947f..f03e383 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ google-api-core==2.17.1
     #   google-cloud-bigquery-storage
     #   google-cloud-core
     #   sqlalchemy-bigquery
-google-auth==2.28.1
+google-auth==2.30.0
     # via
     #   google-api-core
     #   google-cloud-core
diff --git a/requirements_windows.txt b/requirements_windows.txt
index 45fab6f..23c69df 100644
--- a/requirements_windows.txt
+++ b/requirements_windows.txt
@@ -29,7 +29,7 @@ google-api-core==2.17.1
     #   google-cloud-bigquery-storage
     #   google-cloud-core
     #   sqlalchemy-bigquery
-google-auth==2.28.1
+google-auth==2.30.0
     # via
     #   google-api-core
     #   google-cloud-core