diff --git a/.github/actions/setup-rust/action.yml b/.github/actions/setup-rust/action.yml
new file mode 100644
index 0000000..f560363
--- /dev/null
+++ b/.github/actions/setup-rust/action.yml
@@ -0,0 +1,21 @@
+name: Setup Rust (cache & toolchain)
+runs:
+  using: composite
+  steps:
+    - name: Cargo cache
+      uses: actions/cache@v3
+      with:
+        path: |
+          ~/.cargo/bin/
+          ~/.cargo/registry/index/
+          ~/.cargo/registry/cache/
+          ~/.cargo/git/db/
+          target/
+        key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+
+    - name: Install toolchain 1.75.0
+      uses: actions-rs/toolchain@v1
+      with:
+        profile: minimal
+        toolchain: 1.75.0
+        components: rustfmt, clippy
\ No newline at end of file
diff --git a/.github/workflows/cc.yml b/.github/workflows/cc.yml
index 56b0915..5368b1c 100644
--- a/.github/workflows/cc.yml
+++ b/.github/workflows/cc.yml
@@ -15,25 +15,13 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - name: Checkout sources
+      uses: actions/checkout@v3
       with:
         submodules: recursive
 
-    - name: Cargo cache
-      uses: actions/cache@v3
-      with:
-        path: |
-          ~/.cargo/bin/
-          ~/.cargo/registry/index/
-          ~/.cargo/registry/cache/
-          ~/.cargo/git/db/
-        key: ${{ runner.os }}-cargo-test-${{ hashFiles('**/Cargo.lock') }}
-
-    - name: Install 1.71.0 toolchain
-      uses: actions-rs/toolchain@v1
-      with:
-        toolchain: 1.71.0
-        override: true
+    - name: Setup Rust (cache & toolchain)
+      uses: ./.github/actions/setup-rust
 
     - name: Run unittest
       run: cargo test --all-features --no-fail-fast
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 792c2c1..311d6cc 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -24,18 +24,13 @@ jobs:
         uses: actions/checkout@v3
         with:
           submodules: recursive
-
-      - name: Install stable toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-
+      - name: Setup Rust (cache & toolchain)
+        uses: ./.github/actions/setup-rust
       - name: Run cargo check
         uses: actions-rs/cargo@v1
         with:
           command: check
+          args: --release
 
   test:
     name: test
@@ -45,25 +40,8 @@ jobs:
         uses: actions/checkout@v3
         with:
           submodules: recursive
-
-      - name: Cargo cache
-        uses: actions/cache@v3
-        with:
-          path: |
-            ~/.cargo/bin/
-            ~/.cargo/registry/index/
-            ~/.cargo/registry/cache/
-            ~/.cargo/git/db/
-            target/
-          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
-
-      - name: Install stable toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-
+      - name: Setup Rust (cache & toolchain)
+        uses: ./.github/actions/setup-rust
       - name: Run cargo test
         uses: actions-rs/cargo@v1
         with:
@@ -78,21 +56,13 @@ jobs:
         uses: actions/checkout@v3
         with:
           submodules: recursive
-
-      - name: Install stable toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-          components: rustfmt, clippy
-
+      - name: Setup Rust (cache & toolchain)
+        uses: ./.github/actions/setup-rust
       - name: Run cargo fmt
         uses: actions-rs/cargo@v1
         with:
           command: fmt
           args: --all -- --check
-
       - name: Run cargo clippy
         uses: actions-rs/cargo@v1
         with:
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 7dc76f1..d73731c 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -15,20 +15,13 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - name: Checkout sources
+      uses: actions/checkout@v3
       with:
-          submodules: recursive
+        submodules: recursive
 
-    - name: Cargo cache
-      uses: actions/cache@v3
-      with:
-        path: |
-          ~/.cargo/bin/
-          ~/.cargo/registry/index/
-          ~/.cargo/registry/cache/
-          ~/.cargo/git/db/
-          target/
-        key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+    - name: Setup Rust (cache & toolchain)
+      uses: ./.github/actions/setup-rust
 
     - name: Build
       run: cargo build --release --verbose