diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1cb24ba..a0afbf3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -33,5 +33,6 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
       - uses: Swatinem/rust-cache@v2
-      - run: cargo install cargo-tarpaulin
+      - run: cargo install cargo-tarpaulin cargo-mutants
       - run: cargo tarpaulin --all-features --engine llvm
+      - run: cargo mutants
diff --git a/.gitignore b/.gitignore
index ea8c4bf..6712e17 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /target
+/mutants.out*