diff --git a/config.toml b/config.toml
index a418b9b..6737e3d 100644
--- a/config.toml
+++ b/config.toml
@@ -6,10 +6,6 @@ title = "L'Astrodome"
 # Whether to automatically compile all Sass files in the sass directory
 compile_sass = true
 
-# Whether to do syntax highlighting
-# Theme can be customised by setting the `highlight_theme` variable to a theme supported by Zola
-highlight_code = true
-
 # Whether to build a search index to be used later on by a JavaScript library
 build_search_index = true
 
@@ -29,6 +25,13 @@ languages = [
     {code = "fr", feed = true},
 ]
 
+[markdown]
+# Whether to do syntax highlighting
+# Theme can be customised by setting the `highlight_theme` variable to a theme supported by Zola
+highlight_code = true
+# TODO : Fit to background color ?
+highlight_theme = "ayu-mirage"
+
 [extra]
 zulma_menu = [
     {url = "$BASE_URL/categories", name = "Categories"},
diff --git a/themes/Zulma b/themes/Zulma
index 3da9377..a6ac7d2 160000
--- a/themes/Zulma
+++ b/themes/Zulma
@@ -1 +1 @@
-Subproject commit 3da93770d065a5fba48f89465a514fd4cafbedf7
+Subproject commit a6ac7d2616303a2243afb907243b700e9c8bd838