diff --git a/.github/workflows/backward-compatibility-check.yml b/.github/workflows/backward-compatibility-check.yml
index 884b2e3..d3e07e6 100644
--- a/.github/workflows/backward-compatibility-check.yml
+++ b/.github/workflows/backward-compatibility-check.yml
@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/coding-standard.yml b/.github/workflows/coding-standard.yml
index d284f6b..5b5fc07 100644
--- a/.github/workflows/coding-standard.yml
+++ b/.github/workflows/coding-standard.yml
@@ -26,7 +26,7 @@ jobs:
 
         steps:
             - name: "Checkout"
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
 
             - name: "Install PHP"
               uses: "shivammathur/setup-php@2.35.3"
diff --git a/.github/workflows/mutation-tests.yml b/.github/workflows/mutation-tests.yml
index 220b5bf..e6197ae 100644
--- a/.github/workflows/mutation-tests.yml
+++ b/.github/workflows/mutation-tests.yml
@@ -26,7 +26,7 @@ jobs:
 
         steps:
             - name: "Checkout"
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
 
             - name: "Install PHP"
               uses: "shivammathur/setup-php@2.35.3"
diff --git a/.github/workflows/phpstan.yml b/.github/workflows/phpstan.yml
index f924e2a..a3a23bb 100644
--- a/.github/workflows/phpstan.yml
+++ b/.github/workflows/phpstan.yml
@@ -26,7 +26,7 @@ jobs:
 
         steps:
             - name: "Checkout"
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
 
             - name: "Install PHP"
               uses: "shivammathur/setup-php@2.35.3"
diff --git a/.github/workflows/psalm.yml b/.github/workflows/psalm.yml
index 1605ca7..f8a2990 100644
--- a/.github/workflows/psalm.yml
+++ b/.github/workflows/psalm.yml
@@ -26,7 +26,7 @@ jobs:
 
         steps:
             - name: "Checkout"
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
 
             - name: "Install PHP"
               uses: "shivammathur/setup-php@2.35.3"
diff --git a/.github/workflows/release-on-milestone-closed-triggering-release-event.yml b/.github/workflows/release-on-milestone-closed-triggering-release-event.yml
index 0f045dd..67fae35 100644
--- a/.github/workflows/release-on-milestone-closed-triggering-release-event.yml
+++ b/.github/workflows/release-on-milestone-closed-triggering-release-event.yml
@@ -18,7 +18,7 @@ jobs:
 
         steps:
             - name: "Checkout"
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
 
             - name: "Release"
               uses: "laminas/automatic-releases@v1"
diff --git a/.github/workflows/unit.yml b/.github/workflows/unit.yml
index edb9a99..3cc8486 100644
--- a/.github/workflows/unit.yml
+++ b/.github/workflows/unit.yml
@@ -36,7 +36,7 @@ jobs:
 
         steps:
             - name: "Checkout"
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
 
             - name: "Install PHP"
               uses: "shivammathur/setup-php@2.35.3"