diff --git a/requirements.txt b/requirements.txt
index 2f951ac7..6b2a0903 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
 cython
 -e git+git://git.louiz.org/slixmpp#egg=slixmpp
 aiodns
+pycares==0.7
 pygments