diff --git a/utils/Sync/requirements.txt b/utils/Sync/requirements.txt
index 1ffd70f2..31487c6d 100644
--- a/utils/Sync/requirements.txt
+++ b/utils/Sync/requirements.txt
@@ -5,7 +5,7 @@ Pillow==3.3.0
 pymongo==3.3.0
 PyPDF2==1.26.0
 python-frontmatter==0.3.1
-PyYAML==3.11
+PyYAML==5.1
 requests==2.20.0
 six==1.10.0
 smartcrop==0.1