diff --git a/requirements.txt b/requirements.txt
index 29e1e5bdd40f265f76dddd134579c9683b06609c..cc7ba3e75e27fd8ed1ae772db435ffc9e4db5ed3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -82,9 +82,8 @@ sphinxcontrib-plantuml==0.19
 py2puml==0.3.1
 plantuml-creator==1.0.7
 sphinxcontrib-gravizo==0.0.4
+plantuml-markdown==3.4.2
 #
-#plantuml-markdown==3.4.2
-#plantumlmarkdown==0.1.1
 #plantuml-wrapper==0.1.0
 #plantuml-gentools==0.1.2
 #plantuml2freemind==0.8.2