diff --git a/DESCRIPTION b/DESCRIPTION
index 6ff2b6f..a18a36b 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -51,7 +51,8 @@
 Suggests:
     testthat,
     magick,
-    formattable
+    formattable,
+    sparkline
 VignetteBuilder: knitr
 Encoding: UTF-8
 RoxygenNote: 7.1.1