diff --git a/mongodbDataExtraction/requirements.txt b/mongodbDataExtraction/requirements.txt
index 3670869..60bba3b 100644
--- a/mongodbDataExtraction/requirements.txt
+++ b/mongodbDataExtraction/requirements.txt
@@ -40,7 +40,7 @@ python-dateutil==2.8.0
 python-slugify==1.2.5
 pytz==2018.4
 pyxdg==0.26
-PyYAML==5.1
+PyYAML==5.4
 scandir==1.7
 scour==0.36
 simplegeneric==0.8.1