diff --git a/flake.lock b/flake.lock
index efed274..f80a4d6 100644
--- a/flake.lock
+++ b/flake.lock
@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1672877861,
-        "narHash": "sha256-ROnSmsk5grROL6gnHBnSdqlPPBrBJMApCeB7xzY567M=",
+        "lastModified": 1675933616,
+        "narHash": "sha256-/rczJkJHtx16IFxMmAWu5nNYcSXNg1YYXTHoGjLrLUA=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "7930f5b1c356270cec420d4f4cb43f4907206640",
+        "rev": "47478a4a003e745402acf63be7f9a092d51b83d7",
         "type": "github"
       },
       "original": {
@@ -22,26 +22,27 @@
     },
     "haskell-flake": {
       "locked": {
-        "lastModified": 1668167720,
-        "narHash": "sha256-5wDTR6xt9BB3BjgKR+YOjOkZgMyDXKaX79g42sStzDU=",
+        "lastModified": 1675296942,
+        "narHash": "sha256-u1X1sblozi5qYEcLp1hxcyo8FfDHnRUVX3dJ/tW19jY=",
         "owner": "srid",
         "repo": "haskell-flake",
-        "rev": "4fc511d93a55fedf815c1647ad146c26d7a2054e",
+        "rev": "c2cafce9d57bfca41794dc3b99c593155006c71e",
         "type": "github"
       },
       "original": {
         "owner": "srid",
+        "ref": "0.1.0",
         "repo": "haskell-flake",
         "type": "github"
       }
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1673450908,
-        "narHash": "sha256-b8em+kwrNtnB7gR8SyVf6WuTyQ+6tHS6dzt9D9wgKF0=",
+        "lastModified": 1676300157,
+        "narHash": "sha256-1HjRzfp6LOLfcj/HJHdVKWAkX9QRAouoh6AjzJiIerU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "6c8644fc37b6e141cbfa6c7dc8d98846c4ff0c2e",
+        "rev": "545c7a31e5dedea4a6d372712a18e00ce097d462",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 4ca2b3c..c623eb2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,7 +3,7 @@
 
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
-    haskell-flake.url = "github:srid/haskell-flake";
+    haskell-flake.url = "github:srid/haskell-flake/0.1.0";
     flake-parts.url = "github:hercules-ci/flake-parts";
     flake-parts.inputs.nixpkgs-lib.follows = "nixpkgs";
   };
diff --git a/nixos-module.nix b/nixos-module.nix
index b1a865f..ec57442 100644
--- a/nixos-module.nix
+++ b/nixos-module.nix
@@ -46,7 +46,7 @@ let
   };
 
   arionSettingsType = name:
-    (cfg.package.eval { modules = [ { project.name = lib.mkDefault name; } ]; }).type or (
+    (cfg.package.eval { modules = [{ project.name = lib.mkDefault name; }]; }).type or (
       throw "lib.evalModules did not produce a type. Please upgrade Nixpkgs to nixos-unstable or >=nixos-21.11"
     );
 
@@ -64,7 +64,7 @@ in
       };
       package = mkOption {
         type = types.package;
-        
+
         default = (import ./. { inherit pkgs; }).arion;
         description = ''
           Arion package to use. This will provide <literal>arion</literal>
@@ -97,7 +97,7 @@ in
         virtualisation.docker.enable = false;
         virtualisation.podman.enable = true;
         virtualisation.podman.dockerSocket.enable = true;
-        virtualisation.podman.defaultNetwork.settings.dns_enabled = true;
+        virtualisation.podman.defaultNetwork.dnsname.enable = true;
 
         virtualisation.arion.docker.client.package = pkgs.docker-client;
       })
diff --git a/tests/arion-test/default.nix b/tests/arion-test/default.nix
index 6035d0d..75f940d 100644
--- a/tests/arion-test/default.nix
+++ b/tests/arion-test/default.nix
@@ -31,15 +31,7 @@ in
     };
     
     # no caches, because no internet
-    nix.binaryCaches = lib.mkForce [];
-
-    # FIXME: Sandbox seems broken with current version of NixOS test
-    #        w/ writable store. Error:
-    #        machine# error: linking '/nix/store/7r8z2zvhwda85pgpdn5hzzz6hs1njklc-stdenv-linux.drv.chroot/nix/store/6v3y7s4q4wd16hsw393gjpxvcf9159bv-patch-shebangs.sh' to '/nix/store/6v3y7s4q4wd16hsw393gjpxvcf9159bv-patch-shebangs.sh': Operation not permitted
-    #
-    #        There should be no reason why arion can't run without
-    #        sandboxing, so please re-enable.
-    nix.useSandbox = false;
+    nix.settings.substituters = lib.mkForce [];
 
     virtualisation.writableStore = true;
     # Switch to virtualisation.additionalPaths when dropping all NixOS <= 21.05.