diff --git a/appveyor.yml b/appveyor.yml
index 26626e4d..81995181 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -5,3 +5,6 @@ before_build: cmake .
 
 build:
   project: FORMAT.sln
+
+test_script:
+  - msbuild RUN_TESTS.vcxproj