diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index f0c324f..5c305e0 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -12,11 +12,12 @@ jobs:
       - uses: cachix/install-nix-action@v22
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
+      - uses: DeterminateSystems/magic-nix-cache-action@main
       - name: Build the nix shell
-        run: nix develop '.#minimal' --command cargo --version
+        run: nix develop --command cargo --version
 
       # publish
-      - run: nix develop '.#minimal' --command cargo publish --package connector_arrow
+      - run: nix develop --command cargo publish --package connector_arrow
           --verbose
         env:
           CARGO_REGISTRY_TOKEN: ${{ secrets.CRATES_IO_TOKEN }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 03b6219..99a278b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,6 +14,7 @@ jobs:
       - uses: cachix/install-nix-action@v22
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
+      - uses: DeterminateSystems/magic-nix-cache-action@main
       - name: Build the nix shell
         run: nix develop --command just --version
       - name: Install Rust toolchain with rustup
diff --git a/flake.nix b/flake.nix
index fee1101..a78e754 100644
--- a/flake.nix
+++ b/flake.nix
@@ -40,8 +40,5 @@
         devShells.default = pkgs.mkShell {
           buildInputs = essentials ++ dbs;
         };
-        devShells.minimal = pkgs.mkShell {
-          buildInputs = with pkgs; [rustup];
-        };
       });
 }