diff --git a/requirements.txt b/requirements.txt
index 8e51696..c578004 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -85,7 +85,7 @@ pyqtgraph==0.10.0
 python-dateutil==2.8.0
 python-louvain==0.13
 pytz==2019.3
-PyYAML==5.1.2
+PyYAML==5.4
 regex==2019.12.20
 requests==2.22.0
 requests-oauthlib==1.3.0