diff --git a/pyproject.toml b/pyproject.toml
index 099b417a3..71e7d869b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ classifiers = [
 ]
 dependencies = [
     "anyio>=4.8.0, <5.0.0",
-    "google-auth[requests]>=2.45.0, <3.0.0",
+    "google-auth[requests]>=2.46.0, <3.0.0",
     "httpx>=0.28.1, <1.0.0",
     "pydantic>=2.9.0, <3.0.0",
     "requests>=2.28.1, <3.0.0",