diff --git a/R/DocumentData.R b/R/DocumentData.R
index 06612ce4cecd4446266e8e7c101b24004404094e..4f93f43c47cabc49eafb4a2eafb461d680bf2d16 100644
--- a/R/DocumentData.R
+++ b/R/DocumentData.R
@@ -1,8 +1,14 @@
 #' Austrian population count (exposure) and deaths in 2017
 #'
+#' This data.frame hold the official population counts (in terms of exposure)
+#' as well as the death counts for Austria during the calendar year 2017.
+#'
+#' The data was downloaded from \url{https://www.mortality.org/}, where is was
+#' submitted by Statistik Austria.
+#'
 #' @format A data frame holding female, male and total exposures as well as death
 #' counts, indexed by age.
 #'
 #' @usage data(PopulationData.AT2017)
-#' @source \url{http://www.mortality.org/}, \url{https://www.statistik.at/}
+#' @source \url{https://www.mortality.org/}, \url{https://www.statistik.at/}
 "PopulationData.AT2017"
diff --git a/man/PopulationData.AT2017.Rd b/man/PopulationData.AT2017.Rd
index 805e9890db7dde860eff8a4a13836642de189c6e..dc3f8b231d4de7c8a77514379ad045156d615206 100644
--- a/man/PopulationData.AT2017.Rd
+++ b/man/PopulationData.AT2017.Rd
@@ -9,12 +9,17 @@ A data frame holding female, male and total exposures as well as death
 counts, indexed by age.
 }
 \source{
-\url{http://www.mortality.org/}, \url{https://www.statistik.at/}
+\url{https://www.mortality.org/}, \url{https://www.statistik.at/}
 }
 \usage{
 data(PopulationData.AT2017)
 }
 \description{
-Austrian population count (exposure) and deaths in 2017
+This data.frame hold the official population counts (in terms of exposure)
+as well as the death counts for Austria during the calendar year 2017.
+}
+\details{
+The data was downloaded from \url{https://www.mortality.org/}, where is was
+submitted by Statistik Austria.
 }
 \keyword{datasets}