diff --git a/docs/requirements.txt b/docs/requirements.txt
index c44d424..ace9875 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,5 +1,5 @@
 # ONLY FOR ReadTheDocs
 .[develop]
 autodoc==0.5.0
-sphinxcontrib-plantuml==0.24
+sphinxcontrib-plantuml==0.25
 furo