diff --git a/.kokoro/requirements.in b/.kokoro/requirements.in
index 6aa7cf2b..6cd3cc73 100644
--- a/.kokoro/requirements.in
+++ b/.kokoro/requirements.in
@@ -24,7 +24,7 @@ google-cloud-storage==2.0.0
 google-resumable-media==2.3.3
 google-cloud-core==2.3.1
 typing-extensions==4.1.1
-urllib3==1.26.12
+urllib3==1.26.19
 zipp==3.6.0
 rsa==4.9
 six==1.16.0
diff --git a/.kokoro/requirements.txt b/.kokoro/requirements.txt
index 02ae42bb..1b9e3673 100644
--- a/.kokoro/requirements.txt
+++ b/.kokoro/requirements.txt
@@ -442,9 +442,9 @@ typing-extensions==4.1.1 \
     --hash=sha256:1a9462dcc3347a79b1f1c0271fbe79e844580bb598bafa1ed208b94da3cdcd42 \
     --hash=sha256:21c85e0fe4b9a155d0799430b0ad741cdce7e359660ccbd8b530613e8df88ce2
     # via -r requirements.in
-urllib3==1.26.12 \
-    --hash=sha256:3fa96cf423e6987997fc326ae8df396db2a8b7c667747d47ddd8ecba91f4a74e \
-    --hash=sha256:b930dd878d5a8afb066a637fbb35144fe7901e3b209d1cd4f524bd0e9deee997
+urllib3==1.26.19 \
+    --hash=sha256:37a0344459b199fce0e80b0d3569837ec6b6937435c5244e7fd73fa6006830f3 \
+    --hash=sha256:3e3d753a8618b86d7de333b4223005f68720bcd6a7d2bcb9fbd2229ec7c1e429
     # via
     #   -r requirements.in
     #   requests