diff --git a/.travis.yml b/.travis.yml
index 5ec9a6a3..e6c1d326 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,12 @@
 language: "rust"
+cache: "cargo"
 before_script:
   - "rustup component add rustfmt"
   - "rustup component add clippy"
+  - "cargo install --force cargo-audit"
+  - "cargo generate-lockfile"
 script:
+  - "cargo audit"
   - "cargo fmt --all -- --check"
   - "cargo clippy --all-targets --all-features -- -D warnings"
   - "cargo build --verbose"