diff --git a/DESCRIPTION b/DESCRIPTION
index ab16050..5cf9575 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -27,7 +27,8 @@ Imports:
     Matrix,
     stats, 
     methods,
-    ggrastr
+    ggrastr,
+    SeuratObject
 RoxygenNote: 7.2.3
 VignetteBuilder: knitr
 Suggests: