diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..91c0439
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,14 @@
+# https://docs.github.com/code-security/dependabot/working-with-dependabot/dependabot-options-reference
+
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "monthly"
+    commit-message:
+      prefix: "chore(ci): "
+    groups:
+      github-actions:
+        patterns:
+          - "*"
diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index b26af3f..3b9966a 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -8,17 +8,17 @@ jobs:
     strategy:
       matrix:
         operating-system: [ ubuntu-latest ]
-        php-versions: [ '8.1', '8.2', '8.3' ]
+        php-versions: [ '8.1', '8.2', '8.3', '8.4' ]
         experimental: [ false ]
         include:
-          - php-versions: '8.4'
+          - php-versions: '8.5'
             operating-system: ubuntu-latest
             experimental: true
       fail-fast: false
     runs-on: ${{ matrix.operating-system }}
     continue-on-error: ${{ matrix.experimental }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
diff --git a/.github/workflows/typo.yml b/.github/workflows/typo.yml
index 1dbf013..20c52c0 100644
--- a/.github/workflows/typo.yml
+++ b/.github/workflows/typo.yml
@@ -6,7 +6,7 @@ jobs:
     name: Check for typos / misspells
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Run misspell with reviewdog
         uses: reviewdog/action-misspell@v1
diff --git a/composer.json b/composer.json
index e68f5cb..28457ca 100644
--- a/composer.json
+++ b/composer.json
@@ -28,6 +28,6 @@
 		"test": "tester tests -s -p php"
 	},
 	"require-dev": {
-		"nette/tester": "^2.5.1"
+		"nette/tester": "^2.5.6"
 	}
 }