diff --git a/dwsd/_extensions/drwater/dwsd/_extension.yml b/dwsd/_extensions/drwater/dwsd/_extension.yml
index 2300c86..c950873 100644
--- a/dwsd/_extensions/drwater/dwsd/_extension.yml
+++ b/dwsd/_extensions/drwater/dwsd/_extension.yml
@@ -6,7 +6,7 @@ contributes:
   formats:
     revealjs:
       theme: [default]
-      css: dwsd.css
+      css: _extensions/drwater/dwsd/dwsd.css
       slide-number: true
       date-format: long
       logo: rceeslogo.png