diff --git a/.github/workflows/copilot-setup-steps.yml b/.github/workflows/copilot-setup-steps.yml
index 0e49b2b..43cec0f 100644
--- a/.github/workflows/copilot-setup-steps.yml
+++ b/.github/workflows/copilot-setup-steps.yml
@@ -23,7 +23,7 @@ jobs:
           toolchain: stable
           components: clippy, rustfmt
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         id: cargo-cache
         with:
           path: |
diff --git a/.github/workflows/lint-and-fmt.yml b/.github/workflows/lint-and-fmt.yml
index 56b6576..685b24c 100644
--- a/.github/workflows/lint-and-fmt.yml
+++ b/.github/workflows/lint-and-fmt.yml
@@ -22,7 +22,7 @@ jobs:
         with:
           toolchain: stable
           components: clippy, rustfmt
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         id: cargo-cache
         with:
           path: |
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ee04a82..b386aaf 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,7 +18,7 @@ jobs:
         uses: actions/checkout@v6
       - name: Update rust toolchain
         run: rustup update
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         id: cargo-cache
         with:
           path: |