diff --git a/.github/workflows/test-nix.yml b/.github/workflows/test-nix.yml
new file mode 100644
index 0000000..0f25caa
--- /dev/null
+++ b/.github/workflows/test-nix.yml
@@ -0,0 +1,41 @@
+name: "test-nix-infra"
+on:
+  # Trigger the workflow on push or pull request,
+  # but only for the main branch
+  push: 
+    branches: [ main, develop ]
+  pull_request:
+    branches: [ main, develop ]
+
+jobs:
+  testbuild:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Extend space
+        uses: ./.github/actions/extend-space
+
+      - name: Install nix
+        uses: cachix/install-nix-action@v18
+        with:
+          install_url: https://releases.nixos.org/nix/nix-2.12.0/install
+          extra_nix_config: |
+            experimental-features = flakes nix-command
+
+      - uses: cachix/cachix-action@v10
+        with:
+          name: holochain-ci
+
+      - name: Install coreutils for macOS
+        if: matrix.os == 'macos-latest'
+        run: brew install coreutils
+
+      - name: Build zomes
+        run: |
+          cd ./nix/fixture
+          nix build -L .#my_zome.meta.debug
+          sha256sum result
+          nix build -L .#my_zome
+          sha256sum result
+
diff --git a/flake.nix b/flake.nix
index 4f6e52e..3403601 100644
--- a/flake.nix
+++ b/flake.nix
@@ -41,7 +41,7 @@
 							    overlays = [ (import inputs.rust-overlay) ];
 							  };
 
-							  rustToolchain = pkgs.rust-bin.stable."1.74.1".minimal.override {
+							  rustToolchain = pkgs.rust-bin.nightly."2024-01-29".minimal.override {
 							    # Set the build targets supported by the toolchain,
 							    # wasm32-unknown-unknown is required for trunk.
 							    targets = [ "wasm32-unknown-unknown" ];
diff --git a/nix/fixture/Cargo.toml b/nix/fixture/Cargo.toml
index 35ad88d..dd7a423 100644
--- a/nix/fixture/Cargo.toml
+++ b/nix/fixture/Cargo.toml
@@ -1,4 +1,4 @@
-# cargo-features = ["trim-paths"]
+cargo-features = ["trim-paths"]
 
 [workspace]
 members = ["zome"]
@@ -12,5 +12,5 @@ serde = "1"
 
 [profile.release]
 opt-level = "z"
-# trim-paths = true
-# remap-debuginfo = true
+trim-paths = true
+remap-debuginfo = true
diff --git a/nix/fixture/flake.lock b/nix/fixture/flake.lock
index 5e66b5f..122590a 100644
--- a/nix/fixture/flake.lock
+++ b/nix/fixture/flake.lock
@@ -540,7 +540,7 @@
       },
       "locked": {
         "lastModified": 0,
-        "narHash": "sha256-HkZkvxvNeC+n0Pzjgyb/Wn8hx3ed03iWRhoGunCQbd4=",
+        "narHash": "sha256-dwDb+8sDAzp+Q7ezlMfXpehwHW4Uy4jfg9N1w/Fv5So=",
         "path": "../..",
         "type": "path"
       },
diff --git a/nix/fixture/zome/src/lib.rs b/nix/fixture/zome/src/lib.rs
index b9984e1..7908d72 100644
--- a/nix/fixture/zome/src/lib.rs
+++ b/nix/fixture/zome/src/lib.rs
@@ -1,5 +1,6 @@
 use hdk::prelude::*;
 
+
 #[hdk_extern]
 pub fn hello(_: ()) -> ExternResult<String> {
     Ok(String::from("hello"))
diff --git a/nix/zome.nix b/nix/zome.nix
index 30ca4b7..4ffa6b0 100644
--- a/nix/zome.nix
+++ b/nix/zome.nix
@@ -9,7 +9,7 @@
 }:
 
 let 
-	cargoExtraArgs = "--workspace ${if excludedCrates != null then builtins.concatStringsSep " " (builtins.map (excludedCrate: ''--exclude ${excludedCrate}'') excludedCrates) else ''''}";
+	cargoExtraArgs = "-Z avoid-dev-deps --workspace ${if excludedCrates != null then builtins.concatStringsSep " " (builtins.map (excludedCrate: ''--exclude ${excludedCrate}'') excludedCrates) else ''''}";
 
 	cargoToml = builtins.fromTOML (builtins.readFile crateCargoToml);
   crate = cargoToml.package.name;
@@ -31,7 +31,7 @@ let
 		cargoToml = crateCargoToml;
 		cargoLock = workspacePath + /Cargo.lock;
 		cargoArtifacts = wasmDeps;
-		cargoExtraArgs = "-p ${crate} --locked";
+		cargoExtraArgs = "-p ${crate} --locked -v";
 	  pname = crate;
 		version = cargoToml.package.version;
 	});