diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 17298a3e..b18631ac 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -35,7 +35,7 @@ jobs:
     - name: Set up stable Rust
       uses: dtolnay/rust-toolchain@stable
     - name: Cargo cache
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           ~/.cargo/bin/
@@ -67,7 +67,7 @@ jobs:
     - name: Set up stable Rust
       uses: dtolnay/rust-toolchain@stable
     - name: Cargo cache
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           ~/.cargo/bin/
@@ -97,7 +97,7 @@ jobs:
     - name: Set up stable Rust
       uses: dtolnay/rust-toolchain@stable
     - name: Cargo cache
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           ~/.cargo/bin/
@@ -125,7 +125,7 @@ jobs:
     - name: Set up stable Rust
       uses: dtolnay/rust-toolchain@stable
     - name: Cargo cache
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           ~/.cargo/bin/
@@ -153,7 +153,7 @@ jobs:
       with:
         fuseVersion: 2
     - name: Cargo cache
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           ~/.cargo/bin/
@@ -197,7 +197,7 @@ jobs:
         with:
           components: clippy
       - name: Cargo cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/bin/
@@ -223,7 +223,7 @@ jobs:
         with:
           components: rust-docs
       - name: Cargo cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/bin/