diff --git a/appveyor.yml b/appveyor.yml
index e659767..23fc969 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -84,4 +84,4 @@ build: false
 #directly or perform other testing commands. Rust will automatically be placed in the PATH
 # environment variable.
 test_script:
-  - cargo test --verbose %cargoflags%
+  - cargo test --features "ui" --verbose %cargoflags%