diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 7127a54be..b4726d0bb 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -18,7 +18,7 @@ jobs:
   normal-tests:
     runs-on: buildjet-2vcpu-ubuntu-2204
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Assure different pom cache hit
         run: echo "  " >> rascal-lsp/pom.xml
       - uses: actions/setup-java@v5
@@ -55,7 +55,7 @@ jobs:
       CODE_VERSION: "1.90.2"
     runs-on:  ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Assure different pom cache hit
         run: echo " " >> rascal-lsp/pom.xml
       - uses: actions/setup-java@v5
@@ -140,7 +140,7 @@ jobs:
       id-token: write # only used for npm publishing
     runs-on: buildjet-2vcpu-ubuntu-2204
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-java@v5
         with:
           java-version: 11
diff --git a/.github/workflows/lint.yaml b/.github/workflows/lint.yaml
index d01006f09..4df233964 100644
--- a/.github/workflows/lint.yaml
+++ b/.github/workflows/lint.yaml
@@ -27,7 +27,7 @@ jobs:
     name: SonarCloud 
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0 # sonar needs full checkout for better blame information
       - uses: actions/setup-java@v5
@@ -51,7 +51,7 @@ jobs:
     name: eslint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: setup node
         uses: actions/setup-node@v6
         with:
@@ -77,7 +77,7 @@ jobs:
     name: checkstyle 
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with: 
           ref: ${{ github.event.pull_request.head.sha }} # run it on the PR, not on the merged commit, for better line numbers
         
@@ -123,7 +123,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - if: ${{ matrix.language == 'java' }}
         uses: actions/setup-java@v5
@@ -153,7 +153,7 @@ jobs:
     name: checker-framework 
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Assure different pom cache hit
         run: echo "    " >> rascal-lsp/pom.xml
diff --git a/.github/workflows/rascal-lsp-release.yaml b/.github/workflows/rascal-lsp-release.yaml
index d46a70239..e74525065 100644
--- a/.github/workflows/rascal-lsp-release.yaml
+++ b/.github/workflows/rascal-lsp-release.yaml
@@ -14,7 +14,7 @@ jobs:
         working-directory: ./rascal-lsp
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-java@v5
         with:
           java-version: 11