diff --git a/requirements.txt b/requirements.txt
index ab0940f9803..84747393ec6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ citeproc-py==0.4.0
 boto3==1.4.7
 django-waffle==2.4.1
 pymongo==3.7.1
-PyYAML==6.0
+PyYAML==6.0.1
 tqdm==4.28.1
 # Python markdown extensions for comment emails
 git+https://github.com/Johnetordoff/mdx_del_ins.git@django-3