diff --git a/DESCRIPTION b/DESCRIPTION
index d8dabbf..4f839ee 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -31,6 +31,8 @@ Imports:
 License: MIT + file LICENSE
 Suggests: 
     knitr,
-    rmarkdown
+    markdown
+Remotes:
+    scDesign3=github::SONGDONGYUAN1994/scDesign3
 VignetteBuilder: knitr
 URL: https://lcrawlab.github.io/recall/