diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 62182780b..c3e394aa5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,7 +46,7 @@ jobs:
         run: npx gulp unittestcli --coverage --coverage-output build/coverage/unitcli
 
       - name: Save cached PDF files
-        uses: actions/cache/save@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: test/pdfs/*.pdf
           key: cached-pdf-files-${{ hashFiles('test/pdfs/*.pdf') }}
diff --git a/.github/workflows/coverage_browser_tests.yml b/.github/workflows/coverage_browser_tests.yml
index b6443fa03..8188d40fb 100644
--- a/.github/workflows/coverage_browser_tests.yml
+++ b/.github/workflows/coverage_browser_tests.yml
@@ -80,7 +80,7 @@ jobs:
         run: npx gulp botbrowsertest --headless -j$(nproc) --coverage --coverage-output build/coverage/browser --noChrome
 
       - name: Save cached PDF files
-        uses: actions/cache/save@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: test/pdfs/*.pdf
           key: cached-pdf-files-${{ hashFiles('test/pdfs/*.pdf') }}
diff --git a/.github/workflows/integration_tests.yml b/.github/workflows/integration_tests.yml
index d7de65753..b6097e223 100644
--- a/.github/workflows/integration_tests.yml
+++ b/.github/workflows/integration_tests.yml
@@ -87,7 +87,7 @@ jobs:
         run: xvfb-run -a --server-args="-screen 0, 1920x1080x24" npx gulp integrationtest --coverage --coverage-output build/coverage/integration ${{ matrix.skip }}
 
       - name: Save cached PDF files
-        uses: actions/cache/save@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: test/pdfs/*.pdf
           key: cached-pdf-files-${{ hashFiles('test/pdfs/*.pdf') }}
diff --git a/.github/workflows/publish_coverage_index.yml b/.github/workflows/publish_coverage_index.yml
index aa4339090..c2c10821e 100644
--- a/.github/workflows/publish_coverage_index.yml
+++ b/.github/workflows/publish_coverage_index.yml
@@ -72,7 +72,7 @@ jobs:
         run: npx gulp botbrowsertest --headless -j$(nproc) --coverage-per-test --coverage-output build/coverage/browser --noChrome
 
       - name: Save cached PDF files
-        uses: actions/cache/save@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: test/pdfs/*.pdf
           key: cached-pdf-files-${{ hashFiles('test/pdfs/*.pdf') }}
diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index ded6f70a9..2476e598e 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -74,7 +74,7 @@ jobs:
         run: npx gulp unittest --headless --coverage --coverage-output build/coverage/unit ${{ matrix.skip }}
 
       - name: Save cached PDF files
-        uses: actions/cache/save@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: test/pdfs/*.pdf
           key: cached-pdf-files-${{ hashFiles('test/pdfs/*.pdf') }}