diff --git a/.github/workflows/check-and-build-and-test.yml b/.github/workflows/check-and-build-and-test.yml
index 60d283b..548901d 100644
--- a/.github/workflows/check-and-build-and-test.yml
+++ b/.github/workflows/check-and-build-and-test.yml
@@ -18,16 +18,18 @@ env:
   CARGO_TERM_COLOR: always
 
 jobs:
-  formatting-and-deny:
-    name: Check formatting and cargo-deny
+  formatting-and-deny-and-audit:
+    name: Check formatting, cargo-deny, and cargo-audit
     runs-on: ubuntu-latest
-    timeout-minutes: 2
+    timeout-minutes: 4
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
 
       - name: Install stable Rust toolchain
         uses: dtolnay/rust-toolchain@stable
+      - name: Install cargo-audit
+        uses: taiki-e/install-action@cargo-audit
 
       - name: Formatting
         run: cargo fmt --check --verbose
@@ -35,6 +37,9 @@ jobs:
       - name: cargo-deny
         uses: EmbarkStudios/cargo-deny-action@v2
 
+      - name: cargo-audit
+        run: cargo-audit --deny warnings
+
   check-and-build:
     strategy:
       matrix: