diff --git a/flake.lock b/flake.lock
index ff207a8..40e347f 100644
--- a/flake.lock
+++ b/flake.lock
@@ -16,16 +16,31 @@
         "type": "github"
       }
     },
+    "mozillapkgs": {
+      "locked": {
+        "lastModified": 1650459918,
+        "narHash": "sha256-sroCK+QJTmoXtcRkwZyKOP9iAYOPID2Bwdxn4GkG16w=",
+        "owner": "mozilla",
+        "repo": "nixpkgs-mozilla",
+        "rev": "e1f7540fc0a8b989fb8cf701dc4fd7fc76bcf168",
+        "type": "github"
+      },
+      "original": {
+        "owner": "mozilla",
+        "repo": "nixpkgs-mozilla",
+        "type": "github"
+      }
+    },
     "naersk": {
       "inputs": {
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1651574473,
-        "narHash": "sha256-wQhFORvRjo8LB2hTmETmv6cbyKGDPbfWqvZ/0chnDE4=",
+        "lastModified": 1653413650,
+        "narHash": "sha256-wojDHjb+eU80MPH+3HQaK0liUy8EgR95rvmCl24i58Y=",
         "owner": "nix-community",
         "repo": "naersk",
-        "rev": "f21309b38e1da0d61b881b6b6d41b81c1aed4e1d",
+        "rev": "69daaceebe12c070cd5ae69ba38f277bbf033695",
         "type": "github"
       },
       "original": {
@@ -63,6 +78,7 @@
     "root": {
       "inputs": {
         "flake-compat": "flake-compat",
+        "mozillapkgs": "mozillapkgs",
         "naersk": "naersk",
         "nixpkgs": "nixpkgs_2",
         "utils": "utils"
@@ -70,11 +86,11 @@
     },
     "utils": {
       "locked": {
-        "lastModified": 1652557277,
-        "narHash": "sha256-jSes9DaIVMdmwBB78KkFUVrlDzawmD62vrUg0GS2500=",
+        "lastModified": 1652776076,
+        "narHash": "sha256-gzTw/v1vj4dOVbpBSJX4J0DwUR6LIyXo7/SuuTJp1kM=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "12806d31a381e7cd169a6bac35590e7b36dc5fe5",
+        "rev": "04c1b180862888302ddfb2e3ad9eaa63afc60cf8",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index b0648e6..0511b0f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,17 +3,30 @@
     nixpkgs.url = "nixpkgs";
     utils.url = "github:numtide/flake-utils";
     naersk.url = "github:nix-community/naersk";
+    mozillapkgs.url = "github:mozilla/nixpkgs-mozilla";
     flake-compat = {
       url = "github:edolstra/flake-compat";
       flake = false;
     };
   };
 
-  outputs = { self, nixpkgs, utils, naersk, ... }:
+  outputs = { self, nixpkgs, utils, naersk, mozillapkgs, ... }:
     utils.lib.eachDefaultSystem (system:
       let
         pkgs = import nixpkgs { inherit system; };
-        naersk-lib = naersk.lib."${system}";
+
+        # Get a specific rust version
+        mozilla = pkgs.callPackage (mozillapkgs + "/package-set.nix") { };
+        rust = (mozilla.rustChannelOf {
+          date = "2022-05-19";
+          channel = "stable";
+          sha256 = "oro0HsosbLRAuZx68xd0zfgPl6efNj2AQruKRq3KA2g=";
+        }).rust;
+
+        naersk-lib = naersk.lib."${system}".override {
+          cargo = rust;
+          rustc = rust;
+        };
       in
       rec {
         packages.zerostash = naersk-lib.buildPackage {
@@ -25,7 +38,7 @@
           };
 
           name = "zerostash";
-          version = "0.3.0";
+          version = "0.4.0";
 
           src = ./.;
           root = ./.;