diff --git a/appveyor.yml b/appveyor.yml
index d3c96cc..8a69167 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -10,4 +10,5 @@ build: off
 test_script:
   - node --version
   - npm --version
-  - npm test
+  - IF NOT %nodejs_version% == 1 npm test
+  - IF %nodejs_version% == 1 iojs node_modules\tap\bin\tap.js test.js