diff --git a/requirements.txt b/requirements.txt
index 7d1aeba..a42b3a7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -114,7 +114,7 @@ pytest==3.0.5
 python-dateutil==2.6.0
 pytz==2016.10
 PyWavelets==0.5.2
-PyYAML==3.12
+PyYAML==5.4
 pyzmq==16.0.2
 QtAwesome==0.4.3
 qtconsole==4.2.1