diff --git a/.github/workflows/clippy.yml b/.github/workflows/clippy.yml
index 3e2d39f..d30484b 100644
--- a/.github/workflows/clippy.yml
+++ b/.github/workflows/clippy.yml
@@ -28,7 +28,7 @@ jobs:
           components: clippy
 
       - name: Cache .cargo and target
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo
diff --git a/.github/workflows/fmt.yml b/.github/workflows/fmt.yml
index 801c62a..615bade 100644
--- a/.github/workflows/fmt.yml
+++ b/.github/workflows/fmt.yml
@@ -29,7 +29,7 @@ jobs:
           components: rustfmt
 
       - name: Cache .cargo and target
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ece155b..c14e29d 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -28,7 +28,7 @@ jobs:
           override: true
 
       - name: Cache .cargo and target
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo