diff --git a/.github/workflows/build-nodes.yml b/.github/workflows/build-nodes.yml
index a1eeb909fc..821cfe4a20 100644
--- a/.github/workflows/build-nodes.yml
+++ b/.github/workflows/build-nodes.yml
@@ -29,7 +29,7 @@ jobs:
           target: wasm32-unknown-unknown
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: build substrate binary
         uses: actions-rs/cargo@v1
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 0ecdb67a66..08a4ac3d73 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -27,7 +27,7 @@ jobs:
           override: true
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Cargo test
         uses: actions-rs/cargo@v1.0.3
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index f84dd7dc01..ee4224b2c0 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -38,7 +38,7 @@ jobs:
           components: rustfmt
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Cargo fmt
         uses: actions-rs/cargo@v1.0.3
@@ -67,7 +67,7 @@ jobs:
           override: true
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Install cargo-machete
         run: cargo install cargo-machete
@@ -100,7 +100,7 @@ jobs:
           override: true
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Run clippy
         run: |
@@ -132,7 +132,7 @@ jobs:
           override: true
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Run clippy
         uses: actions-rs/cargo@v1
@@ -162,7 +162,7 @@ jobs:
           override: true
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Install cargo-hack
         uses: baptiste0928/cargo-install@v3
@@ -234,7 +234,7 @@ jobs:
           override: true
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Cargo check web features which require wasm32 target.
         run: |
@@ -268,7 +268,7 @@ jobs:
           override: true
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Check internal documentation links
         run: RUSTDOCFLAGS="--deny rustdoc::broken_intra_doc_links" cargo doc -vv --workspace --no-deps --document-private-items
@@ -302,7 +302,7 @@ jobs:
           override: true
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Install cargo-nextest
         run: cargo install cargo-nextest
@@ -342,7 +342,7 @@ jobs:
           override: true
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Install cargo-nextest
         run: cargo install cargo-nextest
@@ -376,7 +376,7 @@ jobs:
           override: true
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Run tests
         uses: actions-rs/cargo@v1.0.3
@@ -409,7 +409,7 @@ jobs:
         uses: browser-actions/setup-chrome@latest
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       - name: Use substrate and polkadot node binaries
         uses: ./.github/workflows/actions/use-nodes
@@ -465,7 +465,7 @@ jobs:
         run: sudo apt install gcc-arm-none-eabi
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       # Note: We currently do not have a way to run real tests in a `no_std` environment.
       # We can only make sure that they compile to ARM thumb ISA.
diff --git a/.github/workflows/update-artifacts.yml b/.github/workflows/update-artifacts.yml
index 1169659115..311e73fc0f 100644
--- a/.github/workflows/update-artifacts.yml
+++ b/.github/workflows/update-artifacts.yml
@@ -31,7 +31,7 @@ jobs:
           override: true
 
       - name: Rust Cache
-        uses: Swatinem/rust-cache@f0deed1e0edfc6a9be95417288c0e1099b1eeec3 # v2.7.7
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2.8.1
 
       # This starts a substrate node and runs a few subxt cli child processes to fetch metadata from it and generate code.
       # In particular it generates: