diff --git a/requirements.txt b/requirements.txt
index a22822d..cd7837b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 gevent==1.2.1
-holster==1.0.11
+holster==1.0.12
 inflection==0.3.1
 requests==2.13.0
 six==1.10.0