diff --git a/vendor/plantuml-version.txt b/vendor/plantuml-version.txt
index ed3d804..aa410fd 100644
--- a/vendor/plantuml-version.txt
+++ b/vendor/plantuml-version.txt
@@ -1,2 +1,2 @@
-The plantuml.jar in this folder is: V1.2020.16 (23 Aug, 2020)
+The plantuml.jar in this folder is: V1.2020.26 (21 Dec, 2020)
 You can find the CHANGELOG here: https://plantuml.com/changes
\ No newline at end of file
diff --git a/vendor/plantuml.jar b/vendor/plantuml.jar
index f3a204f..916bfa3 100644
Binary files a/vendor/plantuml.jar and b/vendor/plantuml.jar differ