diff --git a/appveyor.yml b/appveyor.yml
index f10aa98..b393c66 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -38,4 +38,4 @@ install:
 build: off
 
 test_script:
-  - b2 libs/mp11/test toolset=%TOOLSET%
+  - b2 libs/ratio/test toolset=%TOOLSET%