diff --git a/bazel/workspace0.bzl b/bazel/workspace0.bzl
index 23ab090c731bd..8db765dfc2fa7 100644
--- a/bazel/workspace0.bzl
+++ b/bazel/workspace0.bzl
@@ -146,10 +146,10 @@ def gl_cpp_workspace0(name = None):
         http_archive,
         name = "com_google_protobuf",
         urls = [
-            "https://github.com/protocolbuffers/protobuf/archive/v29.0.tar.gz",
+            "https://github.com/protocolbuffers/protobuf/archive/v29.1.tar.gz",
         ],
-        sha256 = "10a0d58f39a1a909e95e00e8ba0b5b1dc64d02997f741151953a2b3659f6e78c",
-        strip_prefix = "protobuf-29.0",
+        sha256 = "3d32940e975c4ad9b8ba69640e78f5527075bae33ca2890275bf26b853c0962c",
+        strip_prefix = "protobuf-29.1",
     )
 
     # Load BoringSSL. This could be automatically loaded by gRPC. But as of