diff --git a/requirements.txt b/requirements.txt
index 1c2ad69..430ef4c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ Pygments==2.2.0
 pylint==1.7.4
 python-inotify===0.6-test
 pytz==2017.3
-PyYAML==3.12
+PyYAML==5.1
 rednose==1.2.3
 requests==2.18.4
 six==1.11.0