diff --git a/requirements.txt b/requirements.txt
index 3dd8de2c4..c63b2628f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ pyparsing==2.2.2
 pysc2==3.0.0
 pytest==3.8.2
 python-dateutil==2.7.3
-PyYAML==3.13
+PyYAML==5.1
 requests==2.19.1
 s2clientprotocol==4.10.1.75800.0
 sacred==0.7.2