diff --git a/docs/_config.yml b/docs/_config.yml
index ce121da8..b3b10e4f 100644
--- a/docs/_config.yml
+++ b/docs/_config.yml
@@ -20,6 +20,8 @@ kramdown:
 
 theme: jekyll-theme-architect
 
+mermaid: true
+
 # Exclude from processing.
 # The following items will not be processed, by default. Create a custom list
 # to override the default setting.