diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4bef31b..5be09e6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Setup .NET 8
         uses: actions/setup-dotnet@v5
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index a3e376f..eb641e4 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Setup .NET 8
         uses: actions/setup-dotnet@v5
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index e404d0d..fb6f4af 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -29,7 +29,7 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Configure Pages
         uses: actions/configure-pages@v6
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 9c6af9e..ee328fe 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -35,7 +35,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0   # pełna historia + tagi — do policzenia następnej wersji i listy zmian od poprzedniego wydania