diff --git a/appveyor.yml b/appveyor.yml
index 6c1598f..413f4a1 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -49,7 +49,7 @@ build: false
 # Equivalent to Travis' `script` phase
 test_script:
   - cargo build --verbose
-  - cargo run
+  - cargo run -- --help
   - cargo test
 
 # Disable caching, for now