diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d15d12d09e..293a3a7d0a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,7 +18,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  RUSTFLAGS: '--cfg async_executor_impl="async-std" --cfg async_channel_impl="async-std"'
+  RUSTFLAGS: '--cfg async_executor_impl="async-std" --cfg async_channel_impl="async-std" -C link-arg=-fuse-ld=/usr/local/bin/mold'
   RUST_LOG: info,libp2p=off,node=error
 
 jobs:
@@ -47,6 +47,9 @@ jobs:
         with:
           prefix-key: v1-rust
 
+      - uses: rui314/setup-mold@v1
+        mold-version: 2.31.0
+          
       - name: Build
         # Build in release without `testing` feature, this should work without `hotshot_example` config.
         run: |
@@ -102,6 +105,9 @@ jobs:
       - name: Enable Rust Caching
         uses: Swatinem/rust-cache@v2
 
+      - uses: rui314/setup-mold@v1
+        mold-version: 2.31.0
+
       - name: Build
         run: |
           cargo build --locked --release --workspace
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 5fed0da73e..a4cdb07762 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -37,6 +37,8 @@ jobs:
         with:
           version: nightly
 
+      - uses: rui314/setup-mold@v1
+
       - uses: dtolnay/rust-toolchain@nightly
 
       - name: Enable Rust Caching
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 67e48ebfd1..e59028b7ef 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -24,6 +24,8 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
+      - uses: rui314/setup-mold@v1
+
       - uses: actions/checkout@v4
         name: Checkout Repository
 
diff --git a/.github/workflows/slowtest.yaml b/.github/workflows/slowtest.yaml
index 1653faa9da..702891f5e1 100644
--- a/.github/workflows/slowtest.yaml
+++ b/.github/workflows/slowtest.yaml
@@ -18,7 +18,7 @@ concurrency:
   cancel-in-progress: ${{ !contains(github.ref, 'main')}}
 
 env:
-  RUSTFLAGS: '--cfg async_executor_impl="async-std" --cfg async_channel_impl="async-std"'
+  RUSTFLAGS: '--cfg async_executor_impl="async-std" --cfg async_channel_impl="async-std" -C link-arg=-fuse-ld=/usr/local/bin/mold'
   RUST_LOG: info,libp2p=off,node=error
 
 jobs:
@@ -34,6 +34,9 @@ jobs:
         with:
           version: nightly
 
+      - uses: rui314/setup-mold@v1
+        mold-version: 2.31.0
+
       - uses: taiki-e/install-action@nextest
 
       - name: Checkout Repository
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 7c14ac3dde..01658b3fab 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,7 +18,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  RUSTFLAGS: '--cfg async_executor_impl="async-std" --cfg async_channel_impl="async-std"'
+  RUSTFLAGS: '--cfg async_executor_impl="async-std" --cfg async_channel_impl="async-std" -C link-arg=-fuse-ld=/usr/local/bin/mold'
   RUST_LOG: info,libp2p=off,node=error
 
 jobs:
@@ -34,6 +34,9 @@ jobs:
         with:
           version: nightly
 
+      - uses: rui314/setup-mold@v1
+        mold-version: 2.31.0
+
       - uses: taiki-e/install-action@nextest
 
       - name: Checkout Repository