diff --git a/config.yaml b/config.yaml
index b094865..19a9091 100644
--- a/config.yaml
+++ b/config.yaml
@@ -27,3 +27,5 @@ pdf-engine: pdflatex
 table-of-contents: true
 toc-depth: 1
 number-sections: true
+filters:
+  - pandoc-plantuml