diff --git a/.kokoro/requirements.txt b/.kokoro/requirements.txt
index c60a9084..22b02219 100644
--- a/.kokoro/requirements.txt
+++ b/.kokoro/requirements.txt
@@ -16,9 +16,9 @@ backports-tarfile==1.2.0 \
     --hash=sha256:77e284d754527b01fb1e6fa8a1afe577858ebe4e9dad8919e34c862cb399bc34 \
     --hash=sha256:d75e02c268746e1b8144c278978b6e98e85de6ad16f8e4b0844a154557eca991
     # via -r requirements.in
-cachetools==5.5.0 \
-    --hash=sha256:02134e8439cdc2ffb62023ce1debca2944c3f289d66bb17ead3ab3dede74b292 \
-    --hash=sha256:2cc24fb4cbe39633fb7badd9db9ca6295d766d9c2995f245725a46715d050f2a
+cachetools==5.5.1 \
+    --hash=sha256:70f238fbba50383ef62e55c6aff6d9673175fe59f7c6782c7a0b9e38f4a9df95 \
+    --hash=sha256:b76651fdc3b24ead3c648bbdeeb940c1b04d365b38b4af66788f9ec4a81d42bb
     # via google-auth
 certifi==2024.12.14 \
     --hash=sha256:1275f7a45be9464efc1173084eaa30f866fe2e47d389406136d332ed4967ec56 \
diff --git a/requirements.txt b/requirements.txt
index 5e1e57df..b3515b97 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,9 +14,9 @@ build==1.2.2.post1 \
     # via
     #   -r requirements.in
     #   pip-tools
-cachetools==5.5.0 \
-    --hash=sha256:02134e8439cdc2ffb62023ce1debca2944c3f289d66bb17ead3ab3dede74b292 \
-    --hash=sha256:2cc24fb4cbe39633fb7badd9db9ca6295d766d9c2995f245725a46715d050f2a
+cachetools==5.5.1 \
+    --hash=sha256:70f238fbba50383ef62e55c6aff6d9673175fe59f7c6782c7a0b9e38f4a9df95 \
+    --hash=sha256:b76651fdc3b24ead3c648bbdeeb940c1b04d365b38b4af66788f9ec4a81d42bb
     # via google-auth
 certifi==2024.12.14 \
     --hash=sha256:1275f7a45be9464efc1173084eaa30f866fe2e47d389406136d332ed4967ec56 \