diff --git a/etc/requirements_dev.txt b/etc/requirements_dev.txt
index 815dd436..ddf93a2f 100644
--- a/etc/requirements_dev.txt
+++ b/etc/requirements_dev.txt
@@ -32,7 +32,7 @@ pyparsing==2.0.3
 
 matplotlib==1.4.3
 
-Markdown==2.6.1
+Markdown==2.6.2
 
 # This --allow syntax is for compatibility with pip >= 1.5
 # However, this is backwards incompatible change, since previous