diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d74d0e0e..36da1369 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -121,7 +121,7 @@ jobs:
           cache-on-failure: true
 
       - name: Cache cargo-tarpaulin
-        uses: actions/cache@v4
+        uses: actions/cache@v6
         with:
           path: ~/.cargo/bin/cargo-tarpaulin
           key: ${{ runner.os }}-cargo-tarpaulin-0.31.0
@@ -198,7 +198,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
 
       - name: Cache cargo-audit
-        uses: actions/cache@v4
+        uses: actions/cache@v6
         with:
           path: ~/.cargo/bin/cargo-audit
           key: ${{ runner.os }}-cargo-audit-0.22.0