diff --git a/tools/base/requirements.txt b/tools/base/requirements.txt
index be9a8dede432..2e5a29bdfb20 100644
--- a/tools/base/requirements.txt
+++ b/tools/base/requirements.txt
@@ -1103,18 +1103,18 @@ propcache==0.2.0 \
     # via
     #   aiohttp
     #   yarl
-protobuf==5.29.0 \
-    --hash=sha256:0cd67a1e5c2d88930aa767f702773b2d054e29957432d7c6a18f8be02a07719a \
-    --hash=sha256:0d10091d6d03537c3f902279fcf11e95372bdd36a79556311da0487455791b20 \
-    --hash=sha256:17d128eebbd5d8aee80300aed7a43a48a25170af3337f6f1333d1fac2c6839ac \
-    --hash=sha256:34a90cf30c908f47f40ebea7811f743d360e202b6f10d40c02529ebd84afc069 \
-    --hash=sha256:445a0c02483869ed8513a585d80020d012c6dc60075f96fa0563a724987b1001 \
-    --hash=sha256:6c3009e22717c6cc9e6594bb11ef9f15f669b19957ad4087214d69e08a213368 \
-    --hash=sha256:85286a47caf63b34fa92fdc1fd98b649a8895db595cfa746c5286eeae890a0b1 \
-    --hash=sha256:88c4af76a73183e21061881360240c0cdd3c39d263b4e8fb570aaf83348d608f \
-    --hash=sha256:c931c61d0cc143a2e756b1e7f8197a508de5365efd40f83c907a9febf36e6b43 \
-    --hash=sha256:e467f81fdd12ded9655cea3e9b83dc319d93b394ce810b556fb0f421d8613e86 \
-    --hash=sha256:ea7fb379b257911c8c020688d455e8f74efd2f734b72dc1ea4b4d7e9fd1326f2
+protobuf==5.29.3 \
+    --hash=sha256:0a18ed4a24198528f2333802eb075e59dea9d679ab7a6c5efb017a59004d849f \
+    --hash=sha256:0eb32bfa5219fc8d4111803e9a690658aa2e6366384fd0851064b963b6d1f2a7 \
+    --hash=sha256:3ea51771449e1035f26069c4c7fd51fba990d07bc55ba80701c78f886bf9c888 \
+    --hash=sha256:5da0f41edaf117bde316404bad1a486cb4ededf8e4a54891296f648e8e076620 \
+    --hash=sha256:6ce8cc3389a20693bfde6c6562e03474c40851b44975c9b2bf6df7d8c4f864da \
+    --hash=sha256:84a57163a0ccef3f96e4b6a20516cedcf5bb3a95a657131c5c3ac62200d23252 \
+    --hash=sha256:a4fa6f80816a9a0678429e84973f2f98cbc218cca434abe8db2ad0bffc98503a \
+    --hash=sha256:a8434404bbf139aa9e1300dbf989667a83d42ddda9153d8ab76e0d5dcaca484e \
+    --hash=sha256:b89c115d877892a512f79a8114564fb435943b59067615894c3b13cd3e1fa107 \
+    --hash=sha256:c027e08a08be10b67c06bf2370b99c811c466398c357e615ca88c91c07f0910f \
+    --hash=sha256:daaf63f70f25e8689c072cfad4334ca0ac1d1e05a92fc15c54eb9cf23c3efd84
     # via
     #   -r requirements.in
     #   envoy-base-utils