diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7c0a228..c25d503 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
         with:
           components: clippy, rustfmt
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index d7c84e4..910fcd1 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -32,7 +32,7 @@ jobs:
 
       - uses: dtolnay/rust-toolchain@stable
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/deploy-mainnet.yml b/.github/workflows/deploy-mainnet.yml
index 34a08d9..04f91bf 100644
--- a/.github/workflows/deploy-mainnet.yml
+++ b/.github/workflows/deploy-mainnet.yml
@@ -19,7 +19,7 @@ jobs:
           targets: wasm32-unknown-unknown
 
       - name: Cache cargo
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/deploy-testnet.yml b/.github/workflows/deploy-testnet.yml
index 472f3c5..eb53b46 100644
--- a/.github/workflows/deploy-testnet.yml
+++ b/.github/workflows/deploy-testnet.yml
@@ -16,7 +16,7 @@ jobs:
         with:
           targets: wasm32-unknown-unknown
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/mutation.yml b/.github/workflows/mutation.yml
index 94feec4..0ce6748 100644
--- a/.github/workflows/mutation.yml
+++ b/.github/workflows/mutation.yml
@@ -35,7 +35,7 @@ jobs:
 
       - uses: dtolnay/rust-toolchain@stable
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/openapi-validate.yml b/.github/workflows/openapi-validate.yml
index 2c58204..92219bf 100644
--- a/.github/workflows/openapi-validate.yml
+++ b/.github/workflows/openapi-validate.yml
@@ -18,7 +18,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
 
       - name: Cache cargo
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index 0f32af0..24194a5 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -72,7 +72,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@stable
         with:
           components: clippy
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 343d11b..747b071 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -13,7 +13,7 @@ jobs:
 
       - uses: dtolnay/rust-toolchain@stable
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry