diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9acdede..f4ab5d9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -36,7 +36,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
 
       - name: Cache Cargo
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 9c7f062..759e0cc 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -52,7 +52,7 @@ jobs:
           targets: ${{ matrix.rust-target || '' }}
 
       - name: Cache Cargo
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry