diff --git a/DESCRIPTION b/DESCRIPTION
index b658d2c..bcc38c9 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -51,5 +51,6 @@ biocViews:
 Suggests: knitr,
     rmarkdown,
     testthat,
-    vdiffr
+    vdiffr,
+    i2dash
 VignetteBuilder: knitr