diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 19bacb3..25c2286 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ concurrency:
 
 env:
   RUST_BACKTRACE: 1
-  NIGHTLY_VERSION: nightly-2023-03-19
+  NIGHTLY_VERSION: nightly-2024-05-28
 
 
 jobs:
@@ -25,18 +25,19 @@ jobs:
   clippy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: dtolnay/rust-toolchain@v1
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
         with:
           toolchain: stable
           components: clippy
 
       - run: cargo clippy --workspace -- -D warnings
+      - run: cargo clippy --workspace --tests -- -D warnings
 
   rustfmt:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@nightly
         with:
           toolchain: $NIGHTLY_VERSION
@@ -51,8 +52,8 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: dtolnay/rust-toolchain@v1
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
         with:
           toolchain: stable
 
@@ -68,7 +69,7 @@ jobs:
   rustdoc:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@nightly
         with:
           toolchain: $NIGHTLY_VERSION