diff --git a/fabfile.py b/fabfile.py
index f7eac3f28..0fb1e80a6 100644
--- a/fabfile.py
+++ b/fabfile.py
@@ -54,10 +54,10 @@ def prebuild(build_dir='/tmp/build_spacy'):
             local('pip install --no-cache-dir -r requirements.txt')
             local('fab clean make')
             local('cp -r %s/corpora/en/wordnet corpora/en/' % spacy_dir)
-            local('cp %s/corpora/en/freqs.txt.gz corpora/en/' % spacy_dir)
             local('PYTHONPATH=`pwd` python bin/init_model.py en lang_data corpora spacy/en/data')
             local('fab test')
-            local('python setup.py sdist')
+            local('PYTHONPATH=`pwd` python spacy.en.download --force all en')
+            local('py.test --models spacy/tests/')
 
 
 def docs():