diff --git a/vignettes/dataRetrieval.Rnw b/vignettes/dataRetrieval.Rnw
index db83a5395845c930fdd89759c0f463a19464652f..40390f31350c030097b6860cf987b404139a1cdb 100644
--- a/vignettes/dataRetrieval.Rnw
+++ b/vignettes/dataRetrieval.Rnw
@@ -1,7 +1,7 @@
 %\VignetteIndexEntry{Introduction to the dataRetrieval package}
 %\VignetteEngine{knitr::knitr}
 %\VignetteDepends{}
-%\VignetteSuggests{xtable}
+%\VignetteSuggests{xtable, testthat}
 %\VignetteImports{XML, RCurl, reshape2,lubridate,httr,plyr}
 %\VignettePackage{dataRetrieval}