diff --git a/mix.exs b/mix.exs
index 800c26c..feb71ad 100644
--- a/mix.exs
+++ b/mix.exs
@@ -27,7 +27,7 @@ defmodule Wasmex.MixProject do
   defp deps do
     [
       {:rustler_precompiled, "~> 0.7.1"},
-      {:rustler, "~> 0.31.0"},
+      {:rustler, "~> 0.33.0"},
       {:ex_doc, "~> 0.34.1", only: [:dev, :test]},
       {:credo, "~> 1.7.5", only: [:dev, :test], runtime: false}
     ]
diff --git a/mix.lock b/mix.lock
index 0c9fd2f..d55f4d9 100644
--- a/mix.lock
+++ b/mix.lock
@@ -11,7 +11,7 @@
   "makeup_elixir": {:hex, :makeup_elixir, "0.16.2", "627e84b8e8bf22e60a2579dad15067c755531fea049ae26ef1020cad58fe9578", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}, {:nimble_parsec, "~> 1.2.3 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "41193978704763f6bbe6cc2758b84909e62984c7752b3784bd3c218bb341706b"},
   "makeup_erlang": {:hex, :makeup_erlang, "1.0.0", "6f0eff9c9c489f26b69b61440bf1b238d95badae49adac77973cbacae87e3c2e", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "ea7a9307de9d1548d2a72d299058d1fd2339e3d398560a0e46c27dab4891e4d2"},
   "nimble_parsec": {:hex, :nimble_parsec, "1.4.0", "51f9b613ea62cfa97b25ccc2c1b4216e81df970acd8e16e8d1bdc58fef21370d", [:mix], [], "hexpm", "9c565862810fb383e9838c1dd2d7d2c437b3d13b267414ba6af33e50d2d1cf28"},
-  "rustler": {:hex, :rustler, "0.31.0", "7e5eefe61e6e6f8901e5aa3de60073d360c6320d9ec363027b0197297b80c46a", [:mix], [{:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}, {:toml, "~> 0.6", [hex: :toml, repo: "hexpm", optional: false]}], "hexpm", "99e378459bfb9c3bda6d3548b2b3bc6f9ad97f728f76bdbae7bf5c770a4f8abd"},
+  "rustler": {:hex, :rustler, "0.33.0", "4a5b0a7a7b0b51549bea49947beff6fae9bc5d5326104dcd4531261e876b5619", [:mix], [{:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}, {:toml, "~> 0.6", [hex: :toml, repo: "hexpm", optional: false]}], "hexpm", "7c4752728fee59a815ffd20c3429c55b644041f25129b29cdeb5c470b80ec5fd"},
   "rustler_precompiled": {:hex, :rustler_precompiled, "0.7.1", "ecadf02cc59a0eccbaed6c1937303a5827fbcf60010c541595e6d3747d3d0f9f", [:mix], [{:castore, "~> 0.1 or ~> 1.0", [hex: :castore, repo: "hexpm", optional: false]}, {:rustler, "~> 0.23", [hex: :rustler, repo: "hexpm", optional: true]}], "hexpm", "b9e4657b99a1483ea31502e1d58c464bedebe9028808eda45c3a429af4550c66"},
   "toml": {:hex, :toml, "0.7.0", "fbcd773caa937d0c7a02c301a1feea25612720ac3fa1ccb8bfd9d30d822911de", [:mix], [], "hexpm", "0690246a2478c1defd100b0c9b89b4ea280a22be9a7b313a8a058a2408a2fa70"},
 }