diff --git a/requirements.txt b/requirements.txt
index 8a824ffd..b5076003 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,4 +8,5 @@ pytest-xdist
 alabaster
 readme_renderer
 Sphinx<=1.5.5
-PySocks
\ No newline at end of file
+PySocks
+setuptools>=18.5
\ No newline at end of file