diff --git a/DESCRIPTION b/DESCRIPTION
index b2e3017..864fccc 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -54,7 +54,8 @@ Imports:
     tidybulk,
     glue,
     scater,
-    batchelor
+    batchelor,
+    DropletUtils
 Suggests:
     knitr,
     rmarkdown,