diff --git a/slides/src/main/asciidoc/slides.adoc b/slides/src/main/asciidoc/slides.adoc
index 301f70c..21e5e1a 100644
--- a/slides/src/main/asciidoc/slides.adoc
+++ b/slides/src/main/asciidoc/slides.adoc
@@ -23,8 +23,6 @@ Antoine Sabot-Durand; Clément de Tastes; Pierre Cheucle; Yann Blazart
 :docinfo: shared
 :slides-url: //TODO define slides url
 :slides-src: https://github.com/SCIAM-FR/back-to-front
-:plantuml-format: svg
-:plantuml-server-url: http://www.plantuml.com/plantuml
 
 [.columns]
 == Antoine Sabot-Durand