diff --git a/requirements.txt b/requirements.txt
index cd109eb..828cecb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -62,7 +62,7 @@ pylint==2.1.1
 PyMySQL==0.9.2
 pyparsing==2.2.1
 python-dateutil==2.7.3
-PyYAML==3.13
+PyYAML==5.4
 pyzmq==17.1.2
 qtconsole==4.4.1
 requests==2.20.0