diff --git a/.github/workflows/proto-lint.yml b/.github/workflows/proto-lint.yml
index cfa456a21..4ccd07ae6 100644
--- a/.github/workflows/proto-lint.yml
+++ b/.github/workflows/proto-lint.yml
@@ -14,7 +14,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - uses: actions/checkout@v4
-      - uses: bufbuild/buf-setup-action@v1.35.0
+      - uses: bufbuild/buf-setup-action@v1.46.0
       - uses: bufbuild/buf-lint-action@v1
         with:
           input: "proto"
diff --git a/scripts/proto-gen.sh b/scripts/proto-gen.sh
deleted file mode 100755
index 06fa07dd9..000000000
--- a/scripts/proto-gen.sh
+++ /dev/null
@@ -1,19 +0,0 @@
-#!/bin/sh
-#
-# Update the generated code for protocol buffers in the Tendermint repository.
-# This must be run from inside a Tendermint working directory.
-#
-set -euo pipefail
-
-# Work from the root of the repository.
-cd "$(git rev-parse --show-toplevel)"
-
-# Run inside Docker to install the correct versions of the required tools
-# without polluting the local system.
-docker run --rm -i -v "$PWD":/w --workdir=/w golang:1.18-alpine sh <<"EOF"
-apk add git make
-
-go install github.com/bufbuild/buf/cmd/buf
-go install github.com/gogo/protobuf/protoc-gen-gogofaster@latest
-make proto-gen
-EOF