diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 1c83f6a5..56ed1556 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Formatting
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-java@v4
         with:
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     name: scip-kotlinc
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-java@v4
         with:
@@ -44,7 +44,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Docker CLI tests
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Build Dockerised CLI
         run: docker build -t ghcr.io/scip-code/scip-java:latest .
diff --git a/.github/workflows/nix.yaml b/.github/workflows/nix.yaml
index 076c865d..0355e391 100644
--- a/.github/workflows/nix.yaml
+++ b/.github/workflows/nix.yaml
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     name: nix flake check
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: DeterminateSystems/nix-installer-action@v22
         with:
@@ -41,7 +41,7 @@ jobs:
       matrix:
         java: [17, 21, 25]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: DeterminateSystems/nix-installer-action@v22
         with:
@@ -68,7 +68,7 @@ jobs:
             javac_option: "--@scip_java//scip-javac:enabled=true"
             aggregator_target: "@scip_java//scip-aggregator:bazel"
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: DeterminateSystems/nix-installer-action@v22
         with:
@@ -86,7 +86,7 @@ jobs:
   bazel_aspect:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: DeterminateSystems/nix-installer-action@v22
         with:
@@ -111,7 +111,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Snapshots
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: DeterminateSystems/nix-installer-action@v22
         with:
@@ -137,7 +137,7 @@ jobs:
       matrix:
         java: [17, 21, 25]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: DeterminateSystems/nix-installer-action@v22
         with:
diff --git a/.github/workflows/release-cli.yaml b/.github/workflows/release-cli.yaml
index adb203cd..dcadfce5 100644
--- a/.github/workflows/release-cli.yaml
+++ b/.github/workflows/release-cli.yaml
@@ -17,7 +17,7 @@ jobs:
       run:
         shell: nix develop --command bash -e {0}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: DeterminateSystems/nix-installer-action@v22
         with:
diff --git a/.github/workflows/release-docker.yaml b/.github/workflows/release-docker.yaml
index d5168a57..3ba3a759 100644
--- a/.github/workflows/release-docker.yaml
+++ b/.github/workflows/release-docker.yaml
@@ -20,7 +20,7 @@ jobs:
             arch: arm64
     runs-on: ${{ matrix.runner }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/release-maven.yaml b/.github/workflows/release-maven.yaml
index 41555b45..a8570d63 100644
--- a/.github/workflows/release-maven.yaml
+++ b/.github/workflows/release-maven.yaml
@@ -8,7 +8,7 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
       - uses: DeterminateSystems/nix-installer-action@v22
diff --git a/.github/workflows/repos.yaml b/.github/workflows/repos.yaml
index 2b2ded69..72f2d59e 100644
--- a/.github/workflows/repos.yaml
+++ b/.github/workflows/repos.yaml
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Build scip-java CLI
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: DeterminateSystems/nix-installer-action@v22
         with:
@@ -139,7 +139,7 @@ jobs:
             bazel_version: 7.6.1
             covers: Bazel, Java, Java 21 runtime
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: DeterminateSystems/nix-installer-action@v22
         with: