diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 857eac0..dbe93ef 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -16,8 +16,5 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
-      - name: Install Rust
-        uses: dtolnay/rust-toolchain@stable
-
-      - name: Build crate
-        run: cargo build --verbose
\ No newline at end of file
+      - name: Build crate (Nix dev shell)
+        run: nix develop --extra-experimental-features "nix-command flakes" -c cargo build --verbose
\ No newline at end of file
diff --git a/.gitea/workflows/test.yml b/.gitea/workflows/test.yml
index 7a48ceb..81992a4 100644
--- a/.gitea/workflows/test.yml
+++ b/.gitea/workflows/test.yml
@@ -16,8 +16,5 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
-      - name: Install Rust
-        uses: dtolnay/rust-toolchain@stable
-
-      - name: Run tests
-        run: cargo test --verbose
\ No newline at end of file
+      - name: Run tests (Nix dev shell)
+        run: nix develop --extra-experimental-features "nix-command flakes" -c cargo test --verbose
\ No newline at end of file