diff --git a/.github/workflows/backend-tests.yml b/.github/workflows/backend-tests.yml
index 261808d..cfe842c 100644
--- a/.github/workflows/backend-tests.yml
+++ b/.github/workflows/backend-tests.yml
@@ -24,13 +24,13 @@ jobs:
         with:
           toolchain: stable
 
-      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      - uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ~/.cargo/registry
           key: cargo-registry-${{ hashFiles('**/Cargo.lock') }}
           restore-keys: cargo-registry-
 
-      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      - uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: contracts/target
           key: cargo-target-${{ hashFiles('**/Cargo.lock') }}-${{ runner.os }}
@@ -62,13 +62,13 @@ jobs:
         with:
           toolchain: stable
 
-      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      - uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ~/.cargo/registry
           key: cargo-registry-${{ hashFiles('**/Cargo.lock') }}
           restore-keys: cargo-registry-
 
-      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      - uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: contracts/target
           key: cargo-target-${{ hashFiles('**/Cargo.lock') }}-${{ runner.os }}
@@ -95,7 +95,7 @@ jobs:
         with:
           node-version: 20
 
-      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      - uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: comebackhere-backend/node_modules
           key: node-modules-ts-backend-${{ runner.os }}-${{ hashFiles('comebackhere-backend/package-lock.json') }}
diff --git a/.github/workflows/ci-abi-metadata.yml b/.github/workflows/ci-abi-metadata.yml
index 428d882..bf49420 100644
--- a/.github/workflows/ci-abi-metadata.yml
+++ b/.github/workflows/ci-abi-metadata.yml
@@ -30,7 +30,7 @@ jobs:
 
       - uses: actions-rust-lang/setup-rust-toolchain@ecabd13d1c56bd1345c230e542e9144811ad706f # v2.0.0
 
-      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      - uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/ci-abi-snapshots.yml b/.github/workflows/ci-abi-snapshots.yml
index f350721..71ab707 100644
--- a/.github/workflows/ci-abi-snapshots.yml
+++ b/.github/workflows/ci-abi-snapshots.yml
@@ -25,7 +25,7 @@ jobs:
 
       - uses: actions-rust-lang/setup-rust-toolchain@ecabd13d1c56bd1345c230e542e9144811ad706f # v2.0.0
 
-      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      - uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/ci-contracts.yml b/.github/workflows/ci-contracts.yml
index e8489c3..5b35e98 100644
--- a/.github/workflows/ci-contracts.yml
+++ b/.github/workflows/ci-contracts.yml
@@ -40,7 +40,7 @@ jobs:
             exit 1
           fi
 
-      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      - uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/ci-coverage.yml b/.github/workflows/ci-coverage.yml
index 78eec60..6e2c9b6 100644
--- a/.github/workflows/ci-coverage.yml
+++ b/.github/workflows/ci-coverage.yml
@@ -38,7 +38,7 @@ jobs:
         with:
           tool: cargo-llvm-cov
 
-      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      - uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/ci-legacy-frontend.yml b/.github/workflows/ci-legacy-frontend.yml
index c781498..cbe9d4c 100644
--- a/.github/workflows/ci-legacy-frontend.yml
+++ b/.github/workflows/ci-legacy-frontend.yml
@@ -34,7 +34,7 @@ jobs:
 
       - name: Cache node_modules
         id: cache-node-modules
-        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: frontend/node_modules
           key: node-modules-${{ runner.os }}-${{ hashFiles('frontend/package-lock.json') }}
diff --git a/.github/workflows/ci-post-deploy-verify.yml b/.github/workflows/ci-post-deploy-verify.yml
index 64131f3..3b4b15d 100644
--- a/.github/workflows/ci-post-deploy-verify.yml
+++ b/.github/workflows/ci-post-deploy-verify.yml
@@ -98,7 +98,7 @@ jobs:
 
       - uses: actions-rust-lang/setup-rust-toolchain@ecabd13d1c56bd1345c230e542e9144811ad706f # v2.0.0
 
-      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      - uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: |
             ~/.cargo/registry
@@ -207,7 +207,7 @@ jobs:
 
       - uses: actions-rust-lang/setup-rust-toolchain@ecabd13d1c56bd1345c230e542e9144811ad706f # v2.0.0
 
-      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      - uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 16e05ff..3cd729c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,7 +27,7 @@ jobs:
 
       - name: Cache node_modules
         id: cache-node-modules
-        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: comebackhere-frontend/node_modules
           key: node-modules-${{ runner.os }}-${{ hashFiles('comebackhere-frontend/package-lock.json') }}
diff --git a/.github/workflows/cli-tests.yml b/.github/workflows/cli-tests.yml
index 39484a6..13fb478 100644
--- a/.github/workflows/cli-tests.yml
+++ b/.github/workflows/cli-tests.yml
@@ -26,7 +26,7 @@ jobs:
           toolchain: stable
           components: clippy, rustfmt
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v6
         with:
           path: |
             ~/.cargo/registry
diff --git a/.github/workflows/playwright-e2e.yml b/.github/workflows/playwright-e2e.yml
index 51f2490..de1c398 100644
--- a/.github/workflows/playwright-e2e.yml
+++ b/.github/workflows/playwright-e2e.yml
@@ -30,7 +30,7 @@ jobs:
 
       - name: Cache node_modules
         id: cache-node-modules
-        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: comebackhere-frontend/node_modules
           key: node-modules-${{ runner.os }}-${{ hashFiles('comebackhere-frontend/package-lock.json') }}
@@ -39,7 +39,7 @@ jobs:
         run: npm ci
 
       - name: Install Playwright browsers
-        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ~/.cache/ms-playwright
           key: playwright-browsers-${{ runner.os }}-${{ hashFiles('comebackhere-frontend/package-lock.json') }}