diff --git a/.kokoro/docs/docker/requirements.txt b/.kokoro/docs/docker/requirements.txt
index 636f3f481e2..66c56e8f415 100644
--- a/.kokoro/docs/docker/requirements.txt
+++ b/.kokoro/docs/docker/requirements.txt
@@ -4,9 +4,9 @@
 #
 #    pip-compile --generate-hashes requirements.in
 #
-cachetools==7.0.0 \
-    --hash=sha256:a9abf18ff3b86c7d05b27ead412e235e16ae045925e531fae38d5fada5ed5b08 \
-    --hash=sha256:d52fef60e6e964a1969cfb61ccf6242a801b432790fe520d78720d757c81cbd2
+cachetools==6.2.6 \
+    --hash=sha256:16c33e1f276b9a9c0b49ab5782d901e3ad3de0dd6da9bf9bcd29ac5672f2f9e6 \
+    --hash=sha256:8c9717235b3c651603fff0076db52d6acbfd1b338b8ed50256092f7ce9c85bda
     # via google-auth
 certifi==2026.1.4 \
     --hash=sha256:9943707519e4add1115f44c2bc244f782c0249876bf51b6599fee1ffbedd685c \
@@ -105,16 +105,17 @@ proto-plus==1.26.1 \
     # via
     #   -r requirements.in
     #   google-api-core
-protobuf==6.32.1 \
-    --hash=sha256:2601b779fc7d32a866c6b4404f9d42a3f67c5b9f3f15b4db3cccabe06b95c346 \
-    --hash=sha256:2f5b80a49e1eb7b86d85fcd23fe92df154b9730a725c3b38c4e43b9d77018bf4 \
-    --hash=sha256:68ff170bac18c8178f130d1ccb94700cf72852298e016a2443bdb9502279e5f1 \
-    --hash=sha256:a8a32a84bc9f2aad712041b8b366190f71dde248926da517bde9e832e4412085 \
-    --hash=sha256:b00a7d8c25fa471f16bc8153d0e53d6c9e827f0953f3c09aaa4331c718cae5e1 \
-    --hash=sha256:b1864818300c297265c83a4982fd3169f97122c299f56a56e2445c3698d34710 \
-    --hash=sha256:d0975d0b2f3e6957111aa3935d08a0eb7e006b1505d825f862a1fffc8348e122 \
-    --hash=sha256:d8c7e6eb619ffdf105ee4ab76af5a68b60a9d0f66da3ea12d1640e6d8dab7281 \
-    --hash=sha256:ee2469e4a021474ab9baafea6cd070e5bf27c7d29433504ddea1a4ee5850f68d
+protobuf==6.33.5 \
+    --hash=sha256:3093804752167bcab3998bec9f1048baae6e29505adaf1afd14a37bddede533c \
+    --hash=sha256:69915a973dd0f60f31a08b8318b73eab2bd6a392c79184b3612226b0a3f8ec02 \
+    --hash=sha256:6ddcac2a081f8b7b9642c09406bc6a4290128fce5f471cddd165960bb9119e5c \
+    --hash=sha256:8afa18e1d6d20af15b417e728e9f60f3aa108ee76f23c3b2c07a2c3b546d3afd \
+    --hash=sha256:8f04fa32763dcdb4973d537d6b54e615cc61108c7cb38fe59310c3192d29510a \
+    --hash=sha256:9b71e0281f36f179d00cbcb119cb19dec4d14a81393e5ea220f64b286173e190 \
+    --hash=sha256:a3157e62729aafb8df6da2c03aa5c0937c7266c626ce11a278b6eb7963c4e37c \
+    --hash=sha256:a5cb85982d95d906df1e2210e58f8e4f1e3cdc088e52c921a041f9c9a0386de5 \
+    --hash=sha256:cbf16ba3350fb7b889fca858fb215967792dc125b35c7976ca4818bee3521cf0 \
+    --hash=sha256:d71b040839446bac0f4d162e758bea99c8251161dae9d0983a3b88dee345153b
     # via
     #   gcp-docuploader
     #   google-api-core