diff --git a/requirements.txt b/requirements.txt
index 75c1148..98934b5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ pathlib2==2.1.0
 pexpect==4.2.1
 pickleshare==0.7.4
 psycopg2==2.7.1
-ptyprocess==0.5.1
+ptyprocess==0.5.2
 python-openid==2.2.5
 raven==5.32.0
 requests==2.12.4