diff --git a/requirement.txt b/requirement.txt
index 0c9177f..ba9810a 100644
--- a/requirement.txt
+++ b/requirement.txt
@@ -161,7 +161,7 @@ python-dateutil==2.7.5
 python-editor==1.0.3
 pytz==2018.7
 PyWavelets==1.0.1
-PyYAML==3.13
+PyYAML==5.4
 pyzmq==17.1.2
 QtAwesome==0.5.3
 qtconsole==4.4.3