diff --git a/python/webassets/webassets.info b/python/webassets/webassets.info
index ce9920c04c..cfa96ae2c4 100644
--- a/python/webassets/webassets.info
+++ b/python/webassets/webassets.info
@@ -5,6 +5,6 @@ DOWNLOAD="http://pypi.python.org/packages/source/w/webassets/webassets-0.8.tar.g
 MD5SUM="6770429350878156e7f574ae772ebc19"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
-REQUIRES=""
+REQUIRES="pysetuptools"
 MAINTAINER="Markus Reichelt"
 EMAIL="slackbuilds@mareichelt.de"