diff --git a/website/src/jade/home/_installation.jade b/website/src/jade/home/_installation.jade
index 116350418..971dca1a6 100644
--- a/website/src/jade/home/_installation.jade
+++ b/website/src/jade/home/_installation.jade
@@ -70,7 +70,7 @@ mixin Option(name, open)
     | $ python setup.py build_ext --inplace
     | $ python -m spacy.en.download
     | $ pip install pytest
-    | $ py.test tests/
+    | $ py.test spacy/tests/
 
   p
     | Python packaging is awkward at the best of times, and it's particularly tricky