diff --git a/lisp/ob-plantuml.el b/lisp/ob-plantuml.el
index b5cc9322e..bd23f29f9 100644
--- a/lisp/ob-plantuml.el
+++ b/lisp/ob-plantuml.el
@@ -57,7 +57,7 @@ The JAR can be configured via `org-plantuml-jar-path'.
 
 `plantuml' means to use the PlantUML executable.
 The executable can be configured via `org-plantuml-executable-path'.
-You can also configure extra arguments via `org-plantuml-executable-args'."
+You can also configure extra arguments via `org-plantuml-args'."
   :group 'org-babel
   :package-version '(Org . "9.4")
   :type 'symbol