diff --git a/.github/workflows/backport.yml b/.github/workflows/backport.yml
index d8f9688d7..42369c366 100644
--- a/.github/workflows/backport.yml
+++ b/.github/workflows/backport.yml
@@ -21,7 +21,7 @@ jobs:
     if: github.repository_owner == 'PrismLauncher' && github.event.pull_request.merged == true && (github.event_name != 'labeled' || startsWith('backport', github.event.label.name))
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           ref: ${{ github.event.pull_request.head.sha }}
       - name: Create backport PRs
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b8ba57a45..dc72e2da0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -133,7 +133,7 @@ jobs:
       ##
 
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           submodules: true
 
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 964e322b1..924b81e5f 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -60,7 +60,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           submodules: "true"
 
diff --git a/.github/workflows/flatpak.yml b/.github/workflows/flatpak.yml
index 1d5c5e9cc..c16917869 100644
--- a/.github/workflows/flatpak.yml
+++ b/.github/workflows/flatpak.yml
@@ -84,7 +84,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           submodules: true
 
diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index 6c7b2dac2..ca3803139 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -105,7 +105,7 @@ jobs:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           ref: ${{ steps.merge-commit.outputs.merge-commit-sha || github.sha }}
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 606c4f15a..5fed75215 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -20,7 +20,7 @@ jobs:
       upload_url: ${{ steps.create_release.outputs.upload_url }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           submodules: "true"
           path: "PrismLauncher-source"
diff --git a/.github/workflows/update-flake.yml b/.github/workflows/update-flake.yml
index 5822c411b..5648d5477 100644
--- a/.github/workflows/update-flake.yml
+++ b/.github/workflows/update-flake.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: cachix/install-nix-action@c134e4c9e34bac6cab09cf239815f9339aaaf84e # v31
 
       - uses: DeterminateSystems/update-flake-lock@v27