diff --git a/mix.exs b/mix.exs
index 347140d59..d993bbed9 100644
--- a/mix.exs
+++ b/mix.exs
@@ -48,7 +48,7 @@ defmodule LambdaEthereumConsensus.MixProject do
       {:recase, "~> 0.7"},
       {:rexbug, "~> 1.0"},
       {:eep, git: "https://github.com/virtan/eep", branch: "master"},
-      {:protobuf, "~> 0.13.0"},
+      {:protobuf, "~> 0.14.0"},
       {:aja, "~> 0.6"},
       {:logfmt_ex, "~> 0.4.2"},
       {:ex2ms, "~> 1.6", runtime: false},
diff --git a/mix.lock b/mix.lock
index 1691752d9..9f039b4bd 100644
--- a/mix.lock
+++ b/mix.lock
@@ -54,7 +54,7 @@
   "plug_cowboy": {:hex, :plug_cowboy, "2.7.2", "fdadb973799ae691bf9ecad99125b16625b1c6039999da5fe544d99218e662e4", [:mix], [{:cowboy, "~> 2.7", [hex: :cowboy, repo: "hexpm", optional: false]}, {:cowboy_telemetry, "~> 0.3", [hex: :cowboy_telemetry, repo: "hexpm", optional: false]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "245d8a11ee2306094840c000e8816f0cbed69a23fc0ac2bcf8d7835ae019bb2f"},
   "plug_crypto": {:hex, :plug_crypto, "2.1.0", "f44309c2b06d249c27c8d3f65cfe08158ade08418cf540fd4f72d4d6863abb7b", [:mix], [], "hexpm", "131216a4b030b8f8ce0f26038bc4421ae60e4bb95c5cf5395e1421437824c4fa"},
   "prom_ex": {:hex, :prom_ex, "1.11.0", "1f6d67f2dead92224cb4f59beb3e4d319257c5728d9638b4a5e8ceb51a4f9c7e", [:mix], [{:absinthe, ">= 1.7.0", [hex: :absinthe, repo: "hexpm", optional: true]}, {:broadway, ">= 1.1.0", [hex: :broadway, repo: "hexpm", optional: true]}, {:ecto, ">= 3.11.0", [hex: :ecto, repo: "hexpm", optional: true]}, {:finch, "~> 0.18", [hex: :finch, repo: "hexpm", optional: false]}, {:jason, "~> 1.4", [hex: :jason, repo: "hexpm", optional: false]}, {:oban, ">= 2.10.0", [hex: :oban, repo: "hexpm", optional: true]}, {:octo_fetch, "~> 0.4", [hex: :octo_fetch, repo: "hexpm", optional: false]}, {:peep, "~> 3.0", [hex: :peep, repo: "hexpm", optional: false]}, {:phoenix, ">= 1.7.0", [hex: :phoenix, repo: "hexpm", optional: true]}, {:phoenix_live_view, ">= 0.20.0", [hex: :phoenix_live_view, repo: "hexpm", optional: true]}, {:plug, ">= 1.16.0", [hex: :plug, repo: "hexpm", optional: true]}, {:plug_cowboy, ">= 2.6.0", [hex: :plug_cowboy, repo: "hexpm", optional: true]}, {:telemetry, ">= 1.0.0", [hex: :telemetry, repo: "hexpm", optional: false]}, {:telemetry_metrics, "~> 1.0", [hex: :telemetry_metrics, repo: "hexpm", optional: false]}, {:telemetry_metrics_prometheus_core, "~> 1.2", [hex: :telemetry_metrics_prometheus_core, repo: "hexpm", optional: false]}, {:telemetry_poller, "~> 1.1", [hex: :telemetry_poller, repo: "hexpm", optional: false]}], "hexpm", "76b074bc3730f0802978a7eb5c7091a65473eaaf07e99ec9e933138dcc327805"},
-  "protobuf": {:hex, :protobuf, "0.13.0", "7a9d9aeb039f68a81717eb2efd6928fdf44f03d2c0dfdcedc7b560f5f5aae93d", [:mix], [{:jason, "~> 1.2", [hex: :jason, repo: "hexpm", optional: true]}], "hexpm", "21092a223e3c6c144c1a291ab082a7ead32821ba77073b72c68515aa51fef570"},
+  "protobuf": {:hex, :protobuf, "0.14.0", "75b64b8c1f0c833b5e76cd841d3448f077f655c2a2eed53358651fbfe4a6b70e", [:mix], [{:jason, "~> 1.2", [hex: :jason, repo: "hexpm", optional: true]}], "hexpm", "0f747eaa54ace9617536f1cb4b2a4962bc7e43f1aa475c6fa9c60079955c4cb0"},
   "quantile_estimator": {:hex, :quantile_estimator, "0.2.1", "ef50a361f11b5f26b5f16d0696e46a9e4661756492c981f7b2229ef42ff1cd15", [:rebar3], [], "hexpm", "282a8a323ca2a845c9e6f787d166348f776c1d4a41ede63046d72d422e3da946"},
   "ranch": {:hex, :ranch, "1.8.0", "8c7a100a139fd57f17327b6413e4167ac559fbc04ca7448e9be9057311597a1d", [:make, :rebar3], [], "hexpm", "49fbcfd3682fab1f5d109351b61257676da1a2fdbe295904176d5e521a2ddfe5"},
   "recase": {:hex, :recase, "0.8.1", "ab98cd35857a86fa5ca99036f575241d71d77d9c2ab0c39aacf1c9b61f6f7d1d", [:mix], [], "hexpm", "9fd8d63e7e43bd9ea385b12364e305778b2bbd92537e95c4b2e26fc507d5e4c2"},