diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index c1bf53e..b3f8835 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -21,7 +21,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Cache Cargo registry
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/registry
@@ -56,7 +56,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Cache Cargo registry
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index d35f12d..d5fd5be 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -15,7 +15,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@nightly
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/registry
@@ -33,7 +33,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@nightly
         with:
           components: clippy
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/registry