diff --git a/requirements.txt b/requirements.txt
index 9f46aa8..91b0ca2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 stomp.py==4.1.21
-PyYAML==3.12
+PyYAML==5.1
 pytz==2018.9
 # psutil==5.4.7
 dateutils==0.6.6