diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 66219ea..cc257f0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,8 +14,21 @@ jobs:
         os: [ubuntu-latest, windows-latest, macOS-latest]
     steps:
       - uses: actions/checkout@v4
+      
+      - name: Cache cargo registry and index
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-cargo-
+
       - name: Run tests
         run: cargo test --verbose --all-features
+        
       - name: Verify working directory is clean
         run: git diff --exit-code
 
@@ -27,13 +40,29 @@ jobs:
         os: [ubuntu-latest, windows-latest, macOS-latest]
     steps:
       - uses: actions/checkout@v4
+      
       - uses: dtolnay/rust-toolchain@stable
         id: toolchain
+        
       - run: rustup override set ${{steps.toolchain.outputs.name}}
+      
+      - name: Cache cargo registry and index
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+          key: ${{ runner.os }}-cargo-latest-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-cargo-latest-
+            
       - name: Remove lockfile to build with latest dependencies
         run: rm Cargo.lock
+        
       - name: Run tests
         run: cargo test --verbose --all-features
+        
       - name: Verify working directory is clean (excluding lockfile)
         run: git diff --exit-code ':!Cargo.lock'