diff --git a/requirements.txt b/requirements.txt
index 4b80e63..fb00d0a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ idna==2.7
 itsdangerous==0.24
 Jinja2==2.10
 lxml==4.3.2
-Markdown==3.0.1
+Markdown==3.8.1
 MarkupSafe==1.0
 numpy==1.15.4
 pelican==4.0.1