diff --git a/.github/workflows/static.yml b/.github/workflows/static.yml
index 5cce40fc..ef51a559 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -29,6 +29,20 @@ jobs:
         coverage: none
         extensions: sockets
 
+    - name: Get Composer cache directory
+      id: composer-cache
+      shell: bash
+      run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
+
+    - name: Cache Composer dependencies
+      uses: actions/cache@v4
+      with:
+        path: ${{ steps.composer-cache.outputs.dir }}
+        key: static-php-8.3-${{ matrix.dependency-version }}-composer-${{ hashFiles('**/composer.json') }}
+        restore-keys: |
+          static-php-8.3-${{ matrix.dependency-version }}-composer-
+          static-php-8.3-composer-
+
     - name: Install Dependencies
       run: composer update --prefer-stable --no-interaction --no-progress --ansi
 
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 8ab19811..a0c1ee2c 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -34,6 +34,20 @@ jobs:
         coverage: none
         extensions: sockets
 
+    - name: Get Composer cache directory
+      id: composer-cache
+      shell: bash
+      run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
+
+    - name: Cache Composer dependencies
+      uses: actions/cache@v4
+      with:
+        path: ${{ steps.composer-cache.outputs.dir }}
+        key: ${{ matrix.os }}-php-${{ matrix.php }}-symfony-${{ matrix.symfony }}-composer-${{ hashFiles('**/composer.json') }}
+        restore-keys: |
+          ${{ matrix.os }}-php-${{ matrix.php }}-symfony-${{ matrix.symfony }}-composer-
+          ${{ matrix.os }}-php-${{ matrix.php }}-composer-
+
     - name: Setup Problem Matches
       run: |
         echo "::add-matcher::${{ runner.tool_cache }}/php.json"