diff --git a/requirements.txt b/requirements.txt
index 1efb644b..c45a49d8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,5 @@
 
 mkdocs == 1.5.3
 mkdocs-material == 9.5.12
-plantuml-markdown == 3.9.3
+plantuml-markdown == 3.9.4
 mike == 2.0.0
\ No newline at end of file