diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index f1e75ae..849b4e8 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -25,7 +25,7 @@ jobs:
 
       - run: rustup toolchain install stable --profile minimal --component llvm-tools-preview --no-self-update
 
-      - uses: taiki-e/install-action@c070f87102a1c75b3183910f391c1cb887fe13c8 # v2.77.6
+      - uses: taiki-e/install-action@b550161ef8a7bc4f2a671c0b03a18ac9ccedea1e # v2.79.1
         with:
           tool: cargo-llvm-cov
 
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index 0878854..08f1264 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -21,4 +21,4 @@ jobs:
           persist-credentials: false
 
       - name: Run zizmor 🌈
-        uses: zizmorcore/zizmor-action@b1d7e1fb5de872772f31590499237e7cce841e8e # v0.5.3
+        uses: zizmorcore/zizmor-action@5f14fd08f7cf1cb1609c1e344975f152c7ee938d # v0.5.6