diff --git a/socket/requirements_socks.txt b/socket/requirements_socks.txt
index f781e9d..5fbedbb 100644
--- a/socket/requirements_socks.txt
+++ b/socket/requirements_socks.txt
@@ -17,7 +17,7 @@ pandas==1.0.1
 pyparsing==2.4.6
 python-dateutil==2.8.1
 pytz==2019.3
-PyYAML==5.3
+PyYAML==5.4
 requests==2.23.0
 s3transfer==0.3.3
 scipy==1.4.1