diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index aef08c6..ed96e88 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,6 +5,9 @@ on:
   push:
     branches: [ main ]
 
+env:
+    RUSTFLAGS: -Dwarnings
+
 jobs:
   check:
     name: Check
@@ -17,7 +20,7 @@ jobs:
           - 1.60.0
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@master
@@ -32,7 +35,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@stable
@@ -45,7 +48,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@stable
@@ -61,7 +64,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@nightly
@@ -78,7 +81,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@stable
@@ -89,17 +92,19 @@ jobs:
         run: cargo fmt --all -- --check
 
       - name: Run cargo clippy
-        run: cargo clippy -- -D warnings
+        run: cargo clippy
 
   docs:
     name: Docs
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@stable
 
       - name: Run cargo doc
         run: cargo doc --no-deps --document-private-items
+        env:
+            RUSTDOCFLAGS: -Dwarnings
diff --git a/Cargo.toml b/Cargo.toml
index e30781a..876292c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -40,3 +40,6 @@ path = "tests/tests.rs"
 
 [target.'cfg(st3_loom)'.dependencies]
 loom = "0.5"
+
+[lints.rust]
+unexpected_cfgs = { level = "warn", check-cfg = ['cfg(st3_loom)'] }