diff --git a/.github/workflows/ci-cd.yml b/.github/workflows/ci-cd.yml
index df26e18..5ad0b5a 100644
--- a/.github/workflows/ci-cd.yml
+++ b/.github/workflows/ci-cd.yml
@@ -20,7 +20,7 @@ jobs:
           override: true
           components: rustfmt, clippy
       - name: Cache cargo registry
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/bin/
diff --git a/.github/workflows/deploy-crate.yml b/.github/workflows/deploy-crate.yml
index 54b58d5..79171b1 100644
--- a/.github/workflows/deploy-crate.yml
+++ b/.github/workflows/deploy-crate.yml
@@ -20,7 +20,7 @@ jobs:
           override: true
           components: rustfmt, clippy
       - name: Cache cargo registry
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/bin/
diff --git a/.github/workflows/github-pages.yml b/.github/workflows/github-pages.yml
index 081a7b7..1107ba7 100644
--- a/.github/workflows/github-pages.yml
+++ b/.github/workflows/github-pages.yml
@@ -28,7 +28,7 @@ jobs:
           toolchain: stable
           profile: minimal
       - name: Cache cargo registry
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/bin/
diff --git a/.github/workflows/s3-sync.yml b/.github/workflows/s3-sync.yml
index 87b5bbb..8c78bec 100644
--- a/.github/workflows/s3-sync.yml
+++ b/.github/workflows/s3-sync.yml
@@ -34,7 +34,7 @@ jobs:
           toolchain: stable
           profile: minimal
       - name: Cache Cargo
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/bin/