diff --git a/requirements.txt b/requirements.txt
index 6cb0e13..e65ff39 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ Paste==1.7.5.1
 Pillow==2.2.1
 PyGreSQL==4.0
 PyPAM==0.5.0
-PyYAML==3.10
+PyYAML==5.4
 SQLAlchemy==0.8.2
 SSSDConfig==1.11.7
 Tempita==0.5.1