diff --git a/DESCRIPTION b/DESCRIPTION
index 5b143aa0..452d702f 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -62,7 +62,8 @@ Suggests:
     stringi,
     testthat,
     tibble (>= 3.0),
-    xml2 (>= 1.3)
+    xml2 (>= 1.3),
+    yaml
 Encoding: UTF-8
 LazyData: true
 Roxygen: list(markdown = TRUE)