diff --git a/analysis/memote/requirements.txt b/analysis/memote/requirements.txt
index a9802e4..63861ef 100644
--- a/analysis/memote/requirements.txt
+++ b/analysis/memote/requirements.txt
@@ -72,7 +72,7 @@ python-dateutil==2.8.0
 python-libsbml==5.17.0
 python-libsbml-experimental==5.18.0
 pytz==2018.9
-PyYAML==3.13
+PyYAML==5.4
 requests==2.21.0
 rfc3986==0.4.1
 ruamel.yaml==0.15.88