diff --git a/DESCRIPTION b/DESCRIPTION
index 012fe8f1f35183d37b544c46dc0351aeab3281ab..fedcaaf95d3dcc54046df76e5f9792ee58d1e414 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -33,6 +33,7 @@ Imports:
 Suggests:
     htmltools,
     knitr,
+    lubridate,
     rmarkdown,
     spelling,
     testthat,