diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 42910c8..1e83868 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -76,7 +76,7 @@ jobs:
           components: clippy
 
       - name: Cache Cargo registry & build
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
@@ -105,7 +105,7 @@ jobs:
           targets: wasm32-unknown-unknown
 
       - name: Cache Cargo registry & build
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
@@ -132,7 +132,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@stable
 
       - name: Cache Cargo registry
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 94f7c07..49d32ff 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -31,7 +31,7 @@ jobs:
           targets: wasm32-unknown-unknown
 
       - name: Cache Cargo registry & build
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry