diff --git a/requirements-dev.txt b/requirements-dev.txt
index 7449453..de7b381 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -12,7 +12,7 @@ mechanicalsoup==0.10.0
 requests==2.19.1
 
 # Read .travis.yml so that our pypi version metadata matches our tests
-PyYAML==3.13
+PyYAML==5.4
 
 # Packaging up for pypi
 wheel==0.30.0