diff --git a/requirements.txt b/requirements.txt
index 4cb2b7d..06ccb7e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,6 +4,6 @@ lxml==3.8.0
 mysqlclient==1.3.10
 python-dateutil==2.6.0
 python-mimeparse==1.6.0
-PyYAML==3.12
+PyYAML==5.1
 six==1.10.0
 django
\ No newline at end of file