diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f541aba..97344ea 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -45,7 +45,7 @@ jobs:
         run: echo "dir=$(uv cache dir)" >> "$GITHUB_OUTPUT"
 
       - name: Cache Go modules
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ~/go/pkg/mod
           key: ${{ runner.os }}-go-mod-${{ hashFiles('go.sum') }}
@@ -53,7 +53,7 @@ jobs:
             ${{ runner.os }}-go-mod-
 
       - name: Cache Go build artifacts
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ~/.cache/go-build
           key: ${{ runner.os }}-go-build-${{ hashFiles('mise.lock', 'go.sum') }}-${{ github.run_id }}
@@ -62,7 +62,7 @@ jobs:
             ${{ runner.os }}-go-build-
 
       - name: Cache golangci-lint
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ~/.cache/golangci-lint
           key: ${{ runner.os }}-golangci-lint-${{ hashFiles('mise.lock', '.golangci.yml', 'go.sum') }}-${{ github.run_id }}
@@ -71,7 +71,7 @@ jobs:
             ${{ runner.os }}-golangci-lint-
 
       - name: Cache uv downloads
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ${{ steps.uv-cache.outputs.dir }}
           key: ${{ runner.os }}-uv-docs-${{ hashFiles('docs/uv.lock') }}
diff --git a/.github/workflows/docs-pages.yml b/.github/workflows/docs-pages.yml
index df8926a..5b88a69 100644
--- a/.github/workflows/docs-pages.yml
+++ b/.github/workflows/docs-pages.yml
@@ -41,7 +41,7 @@ jobs:
         run: echo "dir=$(uv cache dir)" >> "$GITHUB_OUTPUT"
 
       - name: Cache uv downloads
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ${{ steps.uv-cache.outputs.dir }}
           key: ${{ runner.os }}-uv-docs-${{ hashFiles('docs/uv.lock') }}
diff --git a/.github/workflows/images-validate.yml b/.github/workflows/images-validate.yml
index 520b65b..6b67c54 100644
--- a/.github/workflows/images-validate.yml
+++ b/.github/workflows/images-validate.yml
@@ -66,7 +66,7 @@ jobs:
         run: echo "dir=$(uv cache dir)" >> "$GITHUB_OUTPUT"
 
       - name: Cache uv downloads
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ${{ steps.uv-cache.outputs.dir }}
           key: ${{ runner.os }}-uv-images-${{ hashFiles('images/build.py.lock', 'images/build.py') }}