diff --git a/.kokoro/requirements.in b/.kokoro/requirements.in
index 8655d5a3ae0..2f24cd5ef8b 100644
--- a/.kokoro/requirements.in
+++ b/.kokoro/requirements.in
@@ -23,7 +23,7 @@ google_api_core==2.8.2
 google-cloud-storage==2.0.0
 google-cloud-core==2.3.1
 typing-extensions==4.1.1
-urllib3==1.26.19
+urllib3==2.5.0
 zipp==3.19.1
 rsa==4.9
 six==1.16.0
diff --git a/.kokoro/requirements.txt b/.kokoro/requirements.txt
index e9ab883199f..2129adcec3b 100644
--- a/.kokoro/requirements.txt
+++ b/.kokoro/requirements.txt
@@ -444,9 +444,9 @@ typing-extensions==4.1.1 \
     --hash=sha256:1a9462dcc3347a79b1f1c0271fbe79e844580bb598bafa1ed208b94da3cdcd42 \
     --hash=sha256:21c85e0fe4b9a155d0799430b0ad741cdce7e359660ccbd8b530613e8df88ce2
     # via -r requirements.in
-urllib3==1.26.19 \
-    --hash=sha256:37a0344459b199fce0e80b0d3569837ec6b6937435c5244e7fd73fa6006830f3 \
-    --hash=sha256:3e3d753a8618b86d7de333b4223005f68720bcd6a7d2bcb9fbd2229ec7c1e429
+urllib3==2.5.0 \
+    --hash=sha256:3fc47733c7e419d4bc3f6b3dc2b4f890bb743906a30d56ba4a5bfa4bbff92760 \
+    --hash=sha256:e6b01673c0fa6a13e374b50871808eb3bf7046c4b125b216f6bf1cc604cff0dc
     # via
     #   -r requirements.in
     #   requests