diff --git a/docs/_config/conf.py b/docs/_config/conf.py
index f0fa50d..e368ce8 100644
--- a/docs/_config/conf.py
+++ b/docs/_config/conf.py
@@ -15,7 +15,7 @@
 # https://www.sphinx-doc.org/en/master/usage/configuration.html#general-configuration
 
 extensions = [
-    'sphinxcontrib.plantuml',
+    #'sphinxcontrib.plantuml',
 ]
 
 templates_path = ['_templates']