diff --git a/tools/base/requirements.in b/tools/base/requirements.in
index d6108945bba1a..ca7290eca6b8a 100644
--- a/tools/base/requirements.in
+++ b/tools/base/requirements.in
@@ -35,7 +35,7 @@ pep8-naming
 ply
 # Upgrading beyond 4.21.x doesnt currently work. 4.23+ might work when the following is resolved
 # `MessageFactory class is deprecated. Please use GetMessageClass() instead of MessageFactory.GetPrototype`
-protobuf<5.29.0
+protobuf<5.30.0
 pygithub
 pyopenssl>=24.2.1
 pyreadline
diff --git a/tools/base/requirements.txt b/tools/base/requirements.txt
index fcd20e38165e3..faf816e06c3a1 100644
--- a/tools/base/requirements.txt
+++ b/tools/base/requirements.txt
@@ -1172,18 +1172,18 @@ propcache==0.2.0 \
     --hash=sha256:fc2db02409338bf36590aa985a461b2c96fce91f8e7e0f14c50c5fcc4f229016 \
     --hash=sha256:ffcad6c564fe6b9b8916c1aefbb37a362deebf9394bd2974e9d84232e3e08504
     # via yarl
-protobuf==5.28.3 \
-    --hash=sha256:0c4eec6f987338617072592b97943fdbe30d019c56126493111cf24344c1cc24 \
-    --hash=sha256:135658402f71bbd49500322c0f736145731b16fc79dc8f367ab544a17eab4535 \
-    --hash=sha256:27b246b3723692bf1068d5734ddaf2fccc2cdd6e0c9b47fe099244d80200593b \
-    --hash=sha256:3e6101d095dfd119513cde7259aa703d16c6bbdfae2554dfe5cfdbe94e32d548 \
-    --hash=sha256:3fa2de6b8b29d12c61911505d893afe7320ce7ccba4df913e2971461fa36d584 \
-    --hash=sha256:64badbc49180a5e401f373f9ce7ab1d18b63f7dd4a9cdc43c92b9f0b481cef7b \
-    --hash=sha256:70585a70fc2dd4818c51287ceef5bdba6387f88a578c86d47bb34669b5552c36 \
-    --hash=sha256:712319fbdddb46f21abb66cd33cb9e491a5763b2febd8f228251add221981135 \
-    --hash=sha256:91fba8f445723fcf400fdbe9ca796b19d3b1242cd873907979b9ed71e4afe868 \
-    --hash=sha256:a3f6857551e53ce35e60b403b8a27b0295f7d6eb63d10484f12bc6879c715687 \
-    --hash=sha256:cee1757663fa32a1ee673434fcf3bf24dd54763c79690201208bafec62f19eed
+protobuf==5.29.1 \
+    --hash=sha256:012ce28d862ff417fd629285aca5d9772807f15ceb1a0dbd15b88f58c776c98c \
+    --hash=sha256:027fbcc48cea65a6b17028510fdd054147057fa78f4772eb547b9274e5219331 \
+    --hash=sha256:1fc55267f086dd4050d18ef839d7bd69300d0d08c2a53ca7df3920cc271a3c34 \
+    --hash=sha256:22c1f539024241ee545cbcb00ee160ad1877975690b16656ff87dde107b5f110 \
+    --hash=sha256:32600ddb9c2a53dedc25b8581ea0f1fd8ea04956373c0c07577ce58d312522e0 \
+    --hash=sha256:50879eb0eb1246e3a5eabbbe566b44b10348939b7cc1b267567e8c3d07213853 \
+    --hash=sha256:5a41deccfa5e745cef5c65a560c76ec0ed8e70908a67cc8f4da5fce588b50d57 \
+    --hash=sha256:683be02ca21a6ffe80db6dd02c0b5b2892322c59ca57fd6c872d652cb80549cb \
+    --hash=sha256:8ee1461b3af56145aca2800e6a3e2f928108c749ba8feccc6f5dd0062c410c0d \
+    --hash=sha256:b5ba1d0e4c8a40ae0496d0e2ecfdbb82e1776928a205106d14ad6985a09ec155 \
+    --hash=sha256:d473655e29c0c4bbf8b69e9a8fb54645bc289dead6d753b952e7aa660254ae18
     # via
     #   -r requirements.in
     #   envoy-base-utils