diff --git a/.kokoro/requirements.txt b/.kokoro/requirements.txt
index 02bfd80d12..e658ddd256 100644
--- a/.kokoro/requirements.txt
+++ b/.kokoro/requirements.txt
@@ -132,9 +132,9 @@ docutils==0.20.1 \
     --hash=sha256:96f387a2c5562db4476f09f13bbab2192e764cac08ebbf3a34a95d9b1e4a59d6 \
     --hash=sha256:f08a4e276c3a1583a86dce3e34aba3fe04d02bba2dd51ed16106244e8a923e3b
     # via readme-renderer
-filelock==3.13.1 \
-    --hash=sha256:521f5f56c50f8426f5e03ad3b281b490a87ef15bc6c526f168290f0c7148d44e \
-    --hash=sha256:57dbda9b35157b05fb3e58ee91448612eb674172fab98ee235ccb0b5bee19a1c
+filelock==3.20.3 \
+    --hash=sha256:18c57ee915c7ec61cff0ecf7f0f869936c7c30191bb0cf406f1341778d0834e1 \
+    --hash=sha256:4b0dda527ee31078689fc205ec4f1c1bf7d56cf88b6dc9426c4f230e46c2dce1
     # via virtualenv
 gcp-docuploader==0.6.5 \
     --hash=sha256:30221d4ac3e5a2b9c69aa52fdbef68cc3f27d0e6d0d90e220fc024584b8d2318 \
@@ -524,9 +524,9 @@ uv==0.9.5 \
     --hash=sha256:d8835d2c034421ac2235fb658bb4f669a301a0f1eb00a8430148dd8461b65641 \
     --hash=sha256:f8eb34ebebac4b45334ce7082cca99293b71fb32b164651f1727c8a640e5b387
     # via -r requirements.in
-virtualenv==20.24.6 \
-    --hash=sha256:02ece4f56fbf939dbbc33c0715159951d6bf14aaf5457b092e4548e1382455af \
-    --hash=sha256:520d056652454c5098a00c0f073611ccbea4c79089331f60bf9d7ba247bb7381
+virtualenv==20.36.1 \
+    --hash=sha256:575a8d6b124ef88f6f51d56d656132389f961062a9177016a50e4f507bbcc19f \
+    --hash=sha256:8befb5c81842c641f8ee658481e42641c68b5eab3521d8e092d18320902466ba
     # via nox
 wheel==0.41.3 \
     --hash=sha256:488609bc63a29322326e05560731bf7bfea8e48ad646e1f5e40d366607de0942 \