diff --git a/requirements.txt b/requirements.txt
index 7cc3b66..93c974b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -158,7 +158,7 @@ python-dateutil==2.7.3
 pytz==2018.4
 PyWavelets==0.5.2
 pywinpty==0.5.1
-PyYAML==3.12
+PyYAML==5.4
 pyzmq==17.0.0
 QtAwesome==0.4.4
 qtconsole==4.3.1