diff --git a/Tools/setup/requirements.txt b/Tools/setup/requirements.txt
index 0202963fd7..51108b7c71 100644
--- a/Tools/setup/requirements.txt
+++ b/Tools/setup/requirements.txt
@@ -1,7 +1,7 @@
 argcomplete
 cerberus
 coverage
-empy==3.3.4
+empy>=3.3,<4
 future
 jinja2>=2.8
 jsonschema