diff --git a/.github/workflows/deptrac.yml b/.github/workflows/deptrac.yml
index 56da892..2a3498b 100644
--- a/.github/workflows/deptrac.yml
+++ b/.github/workflows/deptrac.yml
@@ -43,7 +43,7 @@ jobs:
         run: echo "::set-output name=dir::$(composer config cache-files-dir)"
 
       - name: Cache composer dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}-${{ hashFiles('**/composer.lock') }}
@@ -53,7 +53,7 @@ jobs:
         run: mkdir -p build/
 
       - name: Cache Deptrac results
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: build
           key: ${{ runner.os }}-deptrac-${{ github.sha }}
diff --git a/.github/workflows/infection.yml b/.github/workflows/infection.yml
index ee1d82d..61f68be 100644
--- a/.github/workflows/infection.yml
+++ b/.github/workflows/infection.yml
@@ -49,7 +49,7 @@ jobs:
         run: echo "::set-output name=dir::$(composer config cache-files-dir)"
 
       - name: Cache composer dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}-${{ hashFiles('**/composer.lock') }}
diff --git a/.github/workflows/phpcsfixer.yml b/.github/workflows/phpcsfixer.yml
index f3794b5..a781889 100644
--- a/.github/workflows/phpcsfixer.yml
+++ b/.github/workflows/phpcsfixer.yml
@@ -42,7 +42,7 @@ jobs:
         run: echo "::set-output name=dir::$(composer config cache-files-dir)"
 
       - name: Cache composer dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}-${{ hashFiles('**/composer.lock') }}
diff --git a/.github/workflows/phpstan.yml b/.github/workflows/phpstan.yml
index 8c59f23..a395b67 100644
--- a/.github/workflows/phpstan.yml
+++ b/.github/workflows/phpstan.yml
@@ -47,7 +47,7 @@ jobs:
         run: echo "::set-output name=dir::$(composer config cache-files-dir)"
 
       - name: Cache composer dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}-${{ hashFiles('**/composer.lock') }}
@@ -57,7 +57,7 @@ jobs:
         run: mkdir -p build/phpstan
 
       - name: Cache PHPStan results
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: build/phpstan
           key: ${{ runner.os }}-phpstan-${{ github.sha }}
diff --git a/.github/workflows/phpunit.yml b/.github/workflows/phpunit.yml
index 248eb0c..7a56acc 100644
--- a/.github/workflows/phpunit.yml
+++ b/.github/workflows/phpunit.yml
@@ -46,7 +46,7 @@ jobs:
         run: echo "::set-output name=dir::$(composer config cache-files-dir)"
 
       - name: Cache composer dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}-${{ hashFiles('**/composer.lock') }}
diff --git a/.github/workflows/rector.yml b/.github/workflows/rector.yml
index 0038deb..26d529c 100644
--- a/.github/workflows/rector.yml
+++ b/.github/workflows/rector.yml
@@ -47,7 +47,7 @@ jobs:
         run: echo "::set-output name=dir::$(composer config cache-files-dir)"
 
       - name: Cache composer dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}-${{ hashFiles('**/composer.lock') }}
diff --git a/.github/workflows/unused.yml b/.github/workflows/unused.yml
index 8a72bc2..66677eb 100644
--- a/.github/workflows/unused.yml
+++ b/.github/workflows/unused.yml
@@ -41,7 +41,7 @@ jobs:
         run: echo "::set-output name=dir::$(composer config cache-files-dir)"
 
       - name: Cache composer dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}-${{ hashFiles('**/composer.lock') }}