diff --git a/requirements.txt b/requirements.txt
index 976835a..4897932 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 MySQL-python==1.2.5
-PyYAML==3.11
+PyYAML==5.4
 SQLAlchemy==0.9.8