diff --git a/test_site/config.staging.toml b/test_site/config.staging.toml
index 123bc89..b15e8da 100644
--- a/test_site/config.staging.toml
+++ b/test_site/config.staging.toml
@@ -1,7 +1,8 @@
 title = "My site"
 base_url = "https://staging.com"
 highlight_code = true
-
+theme = "sample"
 
 [extra.author]
 name = "Vincent Prouillet"
+