diff --git a/.circleci/config.yml b/.circleci/config.yml
index 877bb26..822687c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -23,3 +23,6 @@ jobs:
                     - target/
             - run: cargo test
             - run: cargo test --release
+            - run:
+                command: cargo run --release -- build
+                working_directory: ~/md-pdf/test-files