diff --git a/DESCRIPTION b/DESCRIPTION
index 251b0e146136931d7fedbacd24560a3443dd56d1..66fc484659b23ac7b0c92aeb7e30a36363cf60f6 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -19,6 +19,7 @@ Imports:
   processx,
   purrr,
   readr,
+  stats,
   stringr,
   tibble,
   tidyr,
@@ -26,8 +27,7 @@ Imports:
   plotly,
   utils
 Suggests:
-  datasets,
-  stats
+  datasets
 License: GPL-3
 Encoding: UTF-8
 LazyData: true
diff --git a/NAMESPACE b/NAMESPACE
index 87a589a308645da0f7bd9b3789381b065b05ee3e..dbe1374d529c871f0cb2b6912d52ba98af40da18 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -25,6 +25,7 @@ importFrom(dplyr,"%>%")
 importFrom(dplyr,arrange)
 importFrom(dplyr,bind_rows)
 importFrom(dplyr,case_when)
+importFrom(dplyr,count)
 importFrom(dplyr,distinct)
 importFrom(dplyr,do)
 importFrom(dplyr,ends_with)
@@ -88,6 +89,7 @@ importFrom(purrr,set_names)
 importFrom(readr,read_lines)
 importFrom(readr,write_delim)
 importFrom(readr,write_lines)
+importFrom(stats,density)
 importFrom(stringr,str_remove)
 importFrom(stringr,str_replace)
 importFrom(stringr,str_replace_all)
diff --git a/R/plot_ps_tile.R b/R/plot_ps_tile.R
index ffc21a51d50640ca507d618a27b8143fd4495d50..27d8c9be014bfa74487a10ab07a9d20e070b369c 100644
--- a/R/plot_ps_tile.R
+++ b/R/plot_ps_tile.R
@@ -97,7 +97,8 @@ print_avannual_qtile <- function(sim_verify,
 #'   be set in  \code{run_swat_verification()}
 #' @param exclude_lum Character vector to define land uses which are excluded
 #'   in the printed table.
-#'
+#' @importFrom dplyr count
+#' @importFrom stats density
 #' @importFrom ggplot2 ggplot geom_histogram labs theme_bw theme geom_density aes
 #' @return Returns ggplot object with histogram and density curve for tile drain from distribution.
 #' @export