diff --git a/requirements.txt b/requirements.txt
index 0c32443a..bd8db300 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -155,9 +155,9 @@ google-api-core[grpc]==2.26.0 \
     # via
     #   google-cloud-core
     #   google-cloud-spanner
-google-auth==2.41.1 \
-    --hash=sha256:754843be95575b9a19c604a848a41be03f7f2afd8c019f716dc1f51ee41c639d \
-    --hash=sha256:b76b7b1f9e61f0cb7e88870d14f6a94aeef248959ef6992670efee37709cbfd2
+google-auth==2.43.0 \
+    --hash=sha256:88228eee5fc21b62a1b5fe773ca15e67778cb07dc8363adcb4a8827b52d81483 \
+    --hash=sha256:af628ba6fa493f75c7e9dbe9373d148ca9f4399b5ea29976519e0a3848eddd16
     # via
     #   google-api-core
     #   google-cloud-core