diff --git a/demo/00Index b/demo/00Index
index 2b86b41..dd195be 100644
--- a/demo/00Index
+++ b/demo/00Index
@@ -13,6 +13,6 @@
 frequency_by_country_ggplot     Plot frequencies depending on country of publication using ggplot2.
 frequency_by_country_highcharts Plot frequencies depending on country of publication using highcharter.
 collocation_score_by_country    Plot collocation scores depending on country of publication using ggplot2.
-pluralGenderVariants            Plot frequencies of the plular gender variants of a word over time.
+pluralGenderVariants            Plot frequencies of the plular gender variants of a word in the core corpus of the Council for German Orthography (OKK) over time.
 OAuthBrowserflowHttr2           Runtime OAuth2 browser flow demonstration using the httr2 package (adjective collocates of »Gendern«)
 OAuthBrowserflowHttr            Runtime OAuth2 browser flow demonstration using the httr package (query results for »Vöner« including KWICs)