diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index bb543f7..786d080 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -59,17 +59,6 @@ jobs:
           coverage: pcov
           tools: composer:v2
 
-      - name: Determine composer cache directory
-        run: echo "COMPOSER_CACHE_DIR=$(composer config cache-dir)" >> $GITHUB_ENV
-
-      - name: Cache dependencies installed with composer
-        uses: actions/cache@v2
-        with:
-          path: ${{ env.COMPOSER_CACHE_DIR }}
-          key: php${{ matrix.php }}-composer-${{ hashFiles('**/composer.json') }}
-          restore-keys: |
-            php${{ matrix.php }}-composer-
-
       - name: Update composer
         run: composer self-update
 
diff --git a/.github/workflows/mutation.yml b/.github/workflows/mutation.yml
index 9b2d14c..33f8d04 100644
--- a/.github/workflows/mutation.yml
+++ b/.github/workflows/mutation.yml
@@ -56,17 +56,6 @@ jobs:
           coverage: pcov
           tools: composer:v2, pecl
 
-      - name: Determine composer cache directory
-        run: echo "COMPOSER_CACHE_DIR=$(composer config cache-dir)" >> $GITHUB_ENV
-
-      - name: Cache dependencies installed with composer
-        uses: actions/cache@v2
-        with:
-          path: ${{ env.COMPOSER_CACHE_DIR }}
-          key: php${{ matrix.php }}-composer-${{ hashFiles('**/composer.json') }}
-          restore-keys: |
-            php${{ matrix.php }}-composer-
-
       - name: Install dependencies with composer
         run: composer update --prefer-dist --no-interaction --no-progress --optimize-autoloader
 
diff --git a/.github/workflows/static.yml b/.github/workflows/static.yml
index 62415ea..e8dbfd2 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -47,17 +47,6 @@ jobs:
           tools: composer:v2, cs2pr
           coverage: none
 
-      - name: Determine composer cache directory
-        run: echo "COMPOSER_CACHE_DIR=$(composer config cache-dir)" >> $GITHUB_ENV
-
-      - name: Cache dependencies installed with composer
-        uses: actions/cache@v2
-        with:
-          path: ${{ env.COMPOSER_CACHE_DIR }}
-          key: php${{ matrix.php }}-composer-${{ hashFiles('**/composer.json') }}
-          restore-keys: |
-            php${{ matrix.php }}-composer-
-
       - name: Install dependencies with composer
         run: composer update --prefer-dist --no-interaction --no-progress --optimize-autoloader