diff --git a/requirements/main.txt b/requirements/main.txt
index 8f4a187d32f6..2b3c7d9793c5 100644
--- a/requirements/main.txt
+++ b/requirements/main.txt
@@ -149,9 +149,7 @@ botocore==1.40.56 \
 cachetools==6.2.4 \
     --hash=sha256:69a7a52634fed8b8bf6e24a050fb60bff1c9bd8f6d24572b99c32d4e71e62a51 \
     --hash=sha256:82c5c05585e70b6ba2d3ae09ea60b79548872185d2f24ae1f2709d37299fd607
-    # via
-    #   google-auth
-    #   premailer
+    # via premailer
 cattrs==25.3.0 \
     --hash=sha256:1ac88d9e5eda10436c4517e390a4142d88638fe682c436c93db7ce4a277b884a \
     --hash=sha256:9896e84e0a5bf723bc7b4b68f4481785367ce07a8a02e7e9ee6eb2819bc306ff
@@ -714,9 +712,9 @@ google-api-core[grpc]==2.28.1 \
     #   google-cloud-bigquery
     #   google-cloud-core
     #   google-cloud-storage
-google-auth==2.45.0 \
-    --hash=sha256:82344e86dc00410ef5382d99be677c6043d72e502b625aa4f4afa0bdacca0f36 \
-    --hash=sha256:90d3f41b6b72ea72dd9811e765699ee491ab24139f34ebf1ca2b9cc0c38708f3
+google-auth==2.47.0 \
+    --hash=sha256:833229070a9dfee1a353ae9877dcd2dec069a8281a4e72e72f77d4a70ff945da \
+    --hash=sha256:c516d68336bfde7cf0da26aab674a36fedcf04b37ac4edd59c597178760c3498
     # via
     #   google-api-core
     #   google-cloud-bigquery