diff --git a/NAMESPACE b/NAMESPACE
index a01b7035e507c862c88466dc212740c6ed920e2c..fce5c3d02ffbdefbc623b8f8d98df67c390eed96 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -55,4 +55,5 @@ import(XML)
 import(reshape2)
 import(zoo)
 importFrom(dplyr,rbind_all)
+importFrom(lubridate,decimal_date)
 importFrom(lubridate,parse_date_time)
diff --git a/R/populateDateColumns.r b/R/populateDateColumns.r
index 15a1d3e67b8acde072aeb20b7f8ecc982af30e61..9e0503cd43443b8af4bdf045a389bda40739aac9 100644
--- a/R/populateDateColumns.r
+++ b/R/populateDateColumns.r
@@ -4,6 +4,7 @@
 #'
 #' @param rawData vector with dateTime
 #' @return DateFrame dataframe
+#' @importFrom lubridate decimal_date
 #' @export
 #' @examples
 #' dateTime <- c('1984-02-28 13:56', '1984-03-01', '1986-03-01')