diff --git a/flake.nix b/flake.nix
index 6d6437f979..c97855b2e5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -51,7 +51,6 @@
       nativeBuildInputs = with pkgs;
         [
           envsubst
-          unzip
           nodejs
           tilt
           typescript
diff --git a/third-party/proto/BUCK b/third-party/proto/BUCK
deleted file mode 100644
index 14c88fc35d..0000000000
--- a/third-party/proto/BUCK
+++ /dev/null
@@ -1,18 +0,0 @@
-load(":defs.bzl", "protoc_distribution")
-
-protoc_distribution(
-    name = "distribution",
-    version = "21.4",
-)
-
-alias(
-    name = "protoc",
-    actual = ":distribution[protoc]",
-    visibility = ["PUBLIC"],
-)
-
-alias(
-    name = "google_protobuf",
-    actual = ":distribution[google_protobuf]",
-    visibility = ["PUBLIC"],
-)
diff --git a/third-party/proto/defs.bzl b/third-party/proto/defs.bzl
deleted file mode 100644
index 963b32974c..0000000000
--- a/third-party/proto/defs.bzl
+++ /dev/null
@@ -1,104 +0,0 @@
-load("@prelude//http_archive/exec_deps.bzl", "HttpArchiveExecDeps")
-load(":releases.bzl", "releases")
-
-ProtocReleaseInfo = provider(fields = [
-    "version",
-    "url",
-    "sha256",
-])
-
-def _get_protoc_release(
-        version: str,
-        platform: str) -> ProtocReleaseInfo:
-    if not version in releases:
-        fail("Unknown protoc release version '{}'. Available versions: {}".format(
-            version,
-            ", ".join(releases.keys()),
-        ))
-    protoc_version = releases[version]
-    artifact = "protoc-{}-{}.zip".format(version, platform)
-    if not artifact in protoc_version:
-        fail("Unsupported platform '{}'. Available artifacts: {}".format(
-            platform,
-            ", ".join(protoc_version.keys()),
-        ))
-    protoc_artifact = protoc_version[artifact]
-    return ProtocReleaseInfo(
-        version = version,
-        url = protoc_artifact["url"],
-        sha256 = protoc_artifact["sha256"],
-    )
-
-def _turn_http_archive_into_protoc_distribution(
-        providers: ProviderCollection,
-        protoc_filename: str) -> list[Provider]:
-    downloads = providers[DefaultInfo].sub_targets
-    include = downloads["include"][DefaultInfo]
-    protoc = downloads[protoc_filename][DefaultInfo]
-
-    return [DefaultInfo(
-        sub_targets = {
-            "google_protobuf": [include],
-            "protoc": [
-                protoc,
-                RunInfo(args = protoc.default_outputs[0]),
-            ],
-        },
-    )]
-
-def _download_protoc_distribution_impl(ctx: AnalysisContext) -> Promise:
-    protoc_filename = "bin/protoc" + ctx.attrs.exe_extension
-
-    return ctx.actions.anon_target(native.http_archive, {
-        "exec_deps": ctx.attrs._http_archive_exec_deps,
-        "sha256": ctx.attrs.sha256,
-        "sub_targets": [
-            protoc_filename,
-            "include",
-        ],
-        "urls": [ctx.attrs.url],
-    }).promise.map(lambda providers: _turn_http_archive_into_protoc_distribution(
-        providers = providers,
-        protoc_filename = protoc_filename,
-    ))
-
-download_protoc_distribution = rule(
-    impl = _download_protoc_distribution_impl,
-    attrs = {
-        "exe_extension": attrs.string(),
-        "sha256": attrs.string(),
-        "url": attrs.string(),
-        "_http_archive_exec_deps": attrs.default_only(attrs.exec_dep(providers = [HttpArchiveExecDeps], default = "prelude//http_archive/tools:exec_deps")),
-    },
-)
-
-def _host_platform():
-    os = host_info().os
-    arch = host_info().arch
-    if os.is_linux and arch.is_x86_64:
-        return "linux-x86_64"
-    elif os.is_linux and arch.is_aarch64:
-        return "linux-aarch_64"
-    elif os.is_macos and arch.is_x86_64:
-        return "osx-x86_64"
-    elif os.is_macos and arch.is_aarch64:
-        return "osx-aarch_64"
-    elif os.is_windows and arch.is_x86_64:
-        return "win64"
-    else:
-        fail("Unknown platform: os={}, arch={}".format(os, arch))
-
-def protoc_distribution(
-        name: str,
-        version: str,
-        platform: [None, str] = None):
-    if platform == None:
-        platform = _host_platform()
-    exe_extension = ".exe" if platform.startswith("win") else ""
-    release = _get_protoc_release(version, platform)
-    download_protoc_distribution(
-        name = name,
-        url = release.url,
-        sha256 = release.sha256,
-        exe_extension = exe_extension,
-    )
diff --git a/third-party/proto/releases.bzl b/third-party/proto/releases.bzl
deleted file mode 100644
index 153ca496e4..0000000000
--- a/third-party/proto/releases.bzl
+++ /dev/null
@@ -1,46 +0,0 @@
-# @generated
-# Update with ./update.py > releases.bzl
-releases = {
-    "21.4": {
-        "protoc-21.4-win32.zip": {
-            "url": "https://github.com/protocolbuffers/protobuf/releases/download/v21.4/protoc-21.4-win32.zip",
-            "sha256": "09760ff98f76ac30c8bca7433715c47161fe305bf41573a7cd00b0afcc518617"
-        },
-        "protoc-21.4-osx-x86_64.zip": {
-            "url": "https://github.com/protocolbuffers/protobuf/releases/download/v21.4/protoc-21.4-osx-x86_64.zip",
-            "sha256": "27ac01aee3e8b95ebec017b7b3aee55d4eb095cbd2a5148d2a20350af006072e"
-        },
-        "protoc-21.4-osx-universal_binary.zip": {
-            "url": "https://github.com/protocolbuffers/protobuf/releases/download/v21.4/protoc-21.4-osx-universal_binary.zip",
-            "sha256": "0cf1a340d1fa1366cdf22043e3f92e5374096647037020b405acea706438c603"
-        },
-        "protoc-21.4-osx-aarch_64.zip": {
-            "url": "https://github.com/protocolbuffers/protobuf/releases/download/v21.4/protoc-21.4-osx-aarch_64.zip",
-            "sha256": "6a677c88a5e5b032aaff96767461788a316408d4ed0afef3f1455390a689ec18"
-        },
-        "protoc-21.4-linux-x86_64.zip": {
-            "url": "https://github.com/protocolbuffers/protobuf/releases/download/v21.4/protoc-21.4-linux-x86_64.zip",
-            "sha256": "d51e8f030162f08823a4738ab0ac00bee537e30b583a562e6962dbb040d86736"
-        },
-        "protoc-21.4-linux-x86_32.zip": {
-            "url": "https://github.com/protocolbuffers/protobuf/releases/download/v21.4/protoc-21.4-linux-x86_32.zip",
-            "sha256": "2101e3a4dd490625c15d31274a599e3bfb1f8c9fdd381ca9501da17bb6f7a3d2"
-        },
-        "protoc-21.4-linux-s390_64.zip": {
-            "url": "https://github.com/protocolbuffers/protobuf/releases/download/v21.4/protoc-21.4-linux-s390_64.zip",
-            "sha256": "e0b69b4242bf409c825d787669a4683d63320d6e52280750df971a3376e0af56"
-        },
-        "protoc-21.4-linux-ppcle_64.zip": {
-            "url": "https://github.com/protocolbuffers/protobuf/releases/download/v21.4/protoc-21.4-linux-ppcle_64.zip",
-            "sha256": "58c1be8ca89b8b2712f95a9dd9aeb174f8f479be9f55e71f6ffe0b0e83ef8be9"
-        },
-        "protoc-21.4-linux-aarch_64.zip": {
-            "url": "https://github.com/protocolbuffers/protobuf/releases/download/v21.4/protoc-21.4-linux-aarch_64.zip",
-            "sha256": "5a377b505cf8c3ed29ad0b6e3827c5eb27273c00147fcfd833b9686192143e8d"
-        },
-        "protoc-21.4-win64.zip": {
-            "url": "https://github.com/protocolbuffers/protobuf/releases/download/v21.4/protoc-21.4-win64.zip",
-            "sha256": "090af381392abaf5fd8ae3070d8fc2a4ba2d0a9f8e52915d69b439c33be72da5"
-        }
-    }
-}
diff --git a/third-party/proto/update.py b/third-party/proto/update.py
deleted file mode 100755
index cfee489f67..0000000000
--- a/third-party/proto/update.py
+++ /dev/null
@@ -1,99 +0,0 @@
-#!/usr/bin/env python3
-"""Query recent Github release artifacts for protobuf.
-
-Use this script to update the releases.bzl file that contains metadata about
-protoc releases.
-
-This script is not executed during the regular Buck2 build.
-"""
-
-import aiohttp
-import asyncio
-from contextlib import asynccontextmanager
-from copy import deepcopy
-from gql import gql, Client
-from gql.transport.aiohttp import AIOHTTPTransport
-import hashlib
-import json
-import os
-
-GITHUB_GRAPHQL_URI = "https://api.github.com/graphql"
-GITHUB_TOKEN = os.environ.get("GITHUB_TOKEN")
-GITHUB_QUERY = """\
-query {
-  repository(owner: "protocolbuffers", name: "protobuf") {
-    releases(last: 1) {
-      nodes {
-        tagName
-        releaseAssets(first: 100) {
-          nodes {
-            name
-            downloadUrl
-          }
-        }
-      }
-    }
-  }
-}
-"""
-
-async def query_releases():
-    async with aiohttp.ClientSession(raise_for_status=True) as session:
-        assert GITHUB_TOKEN is not None, "Provide a Github API token in $GITHUB_TOKEN"
-        headers = {'Authorization': f'bearer {GITHUB_TOKEN}'}
-        body = {"query": GITHUB_QUERY}
-        async with session.post(GITHUB_GRAPHQL_URI, headers=headers, json=body) as resp:
-            response = await resp.json()
-            return response["data"]
-
-
-def format_releases(releases):
-    return {
-        release["tagName"].strip("v"): {
-            asset["name"]: {
-                "url": asset["downloadUrl"],
-            }
-            for asset in release["releaseAssets"]["nodes"]
-            if asset["name"].startswith("protoc-")
-        }
-        for release in releases["repository"]["releases"]["nodes"]
-    }
-
-
-async def fetch_sha256(session, url):
-    async with session.get(url) as resp:
-        hasher = hashlib.sha256()
-        async for chunk, _ in resp.content.iter_chunks():
-            hasher.update(chunk)
-    return hasher.hexdigest()
-
-
-async def hash_releases(releases):
-    async def hash_asset(session, version, name, url):
-        sha256 = await fetch_sha256(session, url)
-        return (version, name, sha256)
-
-    tasks = []
-    async with aiohttp.ClientSession() as session:
-        for version, assets in releases.items():
-            for name, asset in assets.items():
-                tasks.append(hash_asset(session, version, name, asset["url"]))
-
-        result = deepcopy(releases)
-        hashes = await asyncio.gather(*tasks)
-        for version, name, sha256 in hashes:
-            result[version][name]["sha256"] = sha256
-
-    return result
-
-
-async def main():
-    releases = await query_releases()
-    formatted = format_releases(releases)
-    with_sha256 = await hash_releases(formatted)
-    print("# @" + "generated")
-    print("# Update with ./update.py > releases.bzl")
-    print("releases = ", json.dumps(with_sha256, indent=4))
-
-
-asyncio.run(main())
diff --git a/toolchains/rust/macros.bzl b/toolchains/rust/macros.bzl
index e15810df09..45f87cc5db 100644
--- a/toolchains/rust/macros.bzl
+++ b/toolchains/rust/macros.bzl
@@ -114,19 +114,17 @@ def galoy_rust_lib(
         )
 
         build_env = build_env or {}
-        build_env.update(
-            {
-                "PROTOC": "$(exe //third-party/proto:protoc)",
-                "PROTOC_INCLUDE": "$(location //third-party/proto:google_protobuf)",
-            },
-        )
-
+        # When using protoc included via buck:
+        # build_env.update(
+        #     {
+        #         "PROTOC": "$(exe //third-party/proto:protoc)",
+        #         "PROTOC_INCLUDE": "$(location //third-party/proto:google_protobuf)",
+        #     },
+        # )
 
         native.genrule(
           name = proto_name,
-          srcs = protos + [
-                "//third-party/proto:google_protobuf",
-          ],
+          srcs = protos,
           out = ".",
           cmd = "$(exe :" + build_name + ")",
           env = build_env,
diff --git a/vendir.lock.yml b/vendir.lock.yml
index 2c81a60733..c1d70f5f10 100644
--- a/vendir.lock.yml
+++ b/vendir.lock.yml
@@ -24,12 +24,4 @@ directories:
       - 2023-10-15-425-gf3c685667
     path: .
   path: third-party/rust/fixups/ring/include
-- contents:
-  - git:
-      commitTitle: 'client: Fix "ctrl-c was pressed" bug...'
-      sha: f3c685667ef22d0130687003012b6960abec6b3b
-      tags:
-      - 2023-10-15-425-gf3c685667
-    path: .
-  path: third-party/proto
 kind: LockConfig
diff --git a/vendir.yml b/vendir.yml
index 5ad30ffe33..9617768645 100644
--- a/vendir.yml
+++ b/vendir.yml
@@ -28,12 +28,3 @@ directories:
     includePaths:
     - shim/third-party/rust/fixups/ring/include/**/*
     newRootPath: shim/third-party/rust/fixups/ring/include
-- path: third-party/proto
-  contents:
-  - path: .
-    git:
-      url: https://github.com/facebook/buck2.git
-      ref: f3c685667ef22d0130687003012b6960abec6b3b
-    includePaths:
-    - shim/third-party/proto/**/*
-    newRootPath: shim/third-party/proto
diff --git a/vendir/template.yml b/vendir/template.yml
index 74e37674f8..86da12df26 100644
--- a/vendir/template.yml
+++ b/vendir/template.yml
@@ -31,12 +31,3 @@ directories:
         includePaths:
           - shim/third-party/rust/fixups/ring/include/**/*
         newRootPath: shim/third-party/rust/fixups/ring/include
-  - path: third-party/proto
-    contents:
-      - path: .
-        git:
-          url: https://github.com/facebook/buck2.git
-          ref: #@ data.values.ring_fixup_git_ref
-        includePaths:
-          - shim/third-party/proto/**/*
-        newRootPath: shim/third-party/proto