diff --git a/requirements.txt b/requirements.txt
index b47bf56583..5a543c02fc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ PyQt5~=5.15.6
 python-json-logger~=2.0.7
 python-multipart~=0.0.5
 PyYAML~=5.4.1; python_version <= '3.9'
-PyYAML~=6.0.1; python_version > '3.9'
+PyYAML~=5.3.1; python_version > '3.9'
 redis~=4.1.2
 requests~=2.27.1
 SQLAlchemy~=1.4.46