diff --git a/.github/workflows/beta.yml b/.github/workflows/beta.yml
index a45615d..3a59185 100644
--- a/.github/workflows/beta.yml
+++ b/.github/workflows/beta.yml
@@ -57,7 +57,7 @@ jobs:
     runs-on: ${{ matrix.platform }}
     steps:
       - name: Checkout target ref
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           ref: ${{ env.TARGET_REF }}
           fetch-depth: 0
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 036377f..df074e5 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -48,7 +48,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/development.yml b/.github/workflows/development.yml
index 6482f34..870a62a 100644
--- a/.github/workflows/development.yml
+++ b/.github/workflows/development.yml
@@ -44,7 +44,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           fetch-depth: 0
           # Dev CI doesn't need LFS assets; skipping saves bandwidth and disk.
diff --git a/.github/workflows/flatpak-test.yml b/.github/workflows/flatpak-test.yml
index 98cf30c..3b65b51 100644
--- a/.github/workflows/flatpak-test.yml
+++ b/.github/workflows/flatpak-test.yml
@@ -11,12 +11,12 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           lfs: true
 
       - name: Checkout Flathub manifest repo
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           repository: Open-VCS/flathub
           path: flathub
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 5aead6a..09359e6 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -37,7 +37,7 @@ jobs:
       ahead_count: ${{ steps.diff.outputs.ahead_count }}
     steps:
       - name: Checkout target ref
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           ref: ${{ env.TARGET_REF }}
           fetch-depth: 0   # we need history and tags
@@ -121,7 +121,7 @@ jobs:
     runs-on: ${{ matrix.platform }}
     steps:
       - name: Checkout target ref
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           ref: ${{ env.TARGET_REF }}
           fetch-depth: 0
diff --git a/.github/workflows/opencode-review.yml b/.github/workflows/opencode-review.yml
index 00b2477..3854c7e 100644
--- a/.github/workflows/opencode-review.yml
+++ b/.github/workflows/opencode-review.yml
@@ -15,7 +15,7 @@ jobs:
       issues: write
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/opencode.yml b/.github/workflows/opencode.yml
index 4d2dba7..dd9cade 100644
--- a/.github/workflows/opencode.yml
+++ b/.github/workflows/opencode.yml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0
           persist-credentials: false
diff --git a/.github/workflows/publish-stable.yml b/.github/workflows/publish-stable.yml
index beea51c..4bf317b 100644
--- a/.github/workflows/publish-stable.yml
+++ b/.github/workflows/publish-stable.yml
@@ -29,7 +29,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           lfs: true
           fetch-depth: 0
@@ -37,7 +37,7 @@ jobs:
 
       - name: Checkout Flathub manifest repo
         if: matrix.platform == 'ubuntu-24.04' && env.OPENVCS_ENABLE_FLATPAK == '1'
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           repository: Open-VCS/flathub
           path: flathub