diff --git a/requirements.txt b/requirements.txt
index 0033307..e760e1a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -60,7 +60,7 @@ Pygments==2.2.0
 PyMySQL==0.7.11
 PyNaCl==1.2.1
 pytz==2018.3
-PyYAML==3.12
+PyYAML==5.4
 pyzmq==17.0.0
 redis==2.10.6
 requests==2.18.4