diff --git a/R/LFQDataSummariser.R b/R/LFQDataSummariser.R
index 834b3de2a..7cd7210ff 100644
--- a/R/LFQDataSummariser.R
+++ b/R/LFQDataSummariser.R
@@ -16,6 +16,7 @@
 #' sum$hierarchy_counts_sample("wide")
 #' sum$hierarchy_counts_sample("long")
 #' sum$plot_hierarchy_counts_sample()
+#' sum$plot_hierarchy_counts_sample()
 #' tmp <- sum$interaction_missing_stats()
 #'
 #' sum$missingness_per_group()
@@ -44,16 +45,20 @@ LFQDataSummariser <- R6::R6Class(
     #' @description
     #' number of elements at each level in every sample
     #' @param value wide - wide format, long - long format, plot - ggplot
-    hierarchy_counts_sample = function(value=c("wide","long")){
+    #' @param nr_children get summary for 1,2 or more number of children
+    hierarchy_counts_sample = function(value=c("wide","long"), nr_children = 1){
       value <- match.arg(value)
-      fun <- prolfqua::hierarchy_counts_sample(self$lfq$data, self$lfq$config)
+      fun <- prolfqua::hierarchy_counts_sample(self$lfq$data, self$lfq$config,
+                                               nr_children = nr_children)
       return(fun(value))
     },
     #' @description
     #' barplot showing number of elements at each level in every sample
     #' @param value wide - wide format, long - long format, plot - ggplot
-    plot_hierarchy_counts_sample = function(){
-      fun <- prolfqua::hierarchy_counts_sample(self$lfq$data, self$lfq$config)
+    #' @param nr_children get summary for 1,2 or more number of children
+    plot_hierarchy_counts_sample = function(nr_children = 1){
+      fun <- prolfqua::hierarchy_counts_sample(self$lfq$data, self$lfq$config,
+                                               nr_children = nr_children)
       return(fun("plot"))
     },
     #' @description
diff --git a/R/tidyMS_R6_TransitionCorrelations.R b/R/tidyMS_R6_TransitionCorrelations.R
index 005adb374..5efc36318 100644
--- a/R/tidyMS_R6_TransitionCorrelations.R
+++ b/R/tidyMS_R6_TransitionCorrelations.R
@@ -226,7 +226,7 @@ tidy_to_wide <- function(data,
 #' testthat::expect_equal(nrow(res$rowdata), nrow(res$data))
 #' testthat::expect_equal(ncol(res$data) - ncol(res$rowdata) , nrow(res$annotation))
 #' res <- tidy_to_wide_config(data, config, as.matrix = TRUE)
-#' stopifnot(all(dim(res$data) == c(28,  12))
+#' stopifnot(all(dim(res$data) == c(28,  12)))
 #' stopifnot(all(dim(res$annotation) == c(12,  4)))
 #' stopifnot(all(dim(res$rowdata) == c(28, 3)))
 #'
diff --git a/man/LFQDataSummariser.Rd b/man/LFQDataSummariser.Rd
index 25d6628cc..e76024e4c 100644
--- a/man/LFQDataSummariser.Rd
+++ b/man/LFQDataSummariser.Rd
@@ -20,6 +20,7 @@ sum$hierarchy_counts()
 sum$hierarchy_counts_sample("wide")
 sum$hierarchy_counts_sample("long")
 sum$plot_hierarchy_counts_sample()
+sum$plot_hierarchy_counts_sample()
 tmp <- sum$interaction_missing_stats()
 
 sum$missingness_per_group()
@@ -98,13 +99,18 @@ summarize hierarchy
 \subsection{Method \code{hierarchy_counts_sample()}}{
 number of elements at each level in every sample
 \subsection{Usage}{
-\if{html}{\out{<div class="r">}}\preformatted{LFQDataSummariser$hierarchy_counts_sample(value = c("wide", "long"))}\if{html}{\out{</div>}}
+\if{html}{\out{<div class="r">}}\preformatted{LFQDataSummariser$hierarchy_counts_sample(
+  value = c("wide", "long"),
+  nr_children = 1
+)}\if{html}{\out{</div>}}
 }
 
 \subsection{Arguments}{
 \if{html}{\out{<div class="arguments">}}
 \describe{
 \item{\code{value}}{wide - wide format, long - long format, plot - ggplot}
+
+\item{\code{nr_children}}{get summary for 1,2 or more number of children}
 }
 \if{html}{\out{</div>}}
 }
@@ -115,12 +121,14 @@ number of elements at each level in every sample
 \subsection{Method \code{plot_hierarchy_counts_sample()}}{
 barplot showing number of elements at each level in every sample
 \subsection{Usage}{
-\if{html}{\out{<div class="r">}}\preformatted{LFQDataSummariser$plot_hierarchy_counts_sample()}\if{html}{\out{</div>}}
+\if{html}{\out{<div class="r">}}\preformatted{LFQDataSummariser$plot_hierarchy_counts_sample(nr_children = 1)}\if{html}{\out{</div>}}
 }
 
 \subsection{Arguments}{
 \if{html}{\out{<div class="arguments">}}
 \describe{
+\item{\code{nr_children}}{get summary for 1,2 or more number of children}
+
 \item{\code{value}}{wide - wide format, long - long format, plot - ggplot}
 }
 \if{html}{\out{</div>}}
diff --git a/man/tidy_to_wide_config.Rd b/man/tidy_to_wide_config.Rd
index addb02569..4aec419c6 100644
--- a/man/tidy_to_wide_config.Rd
+++ b/man/tidy_to_wide_config.Rd
@@ -28,7 +28,7 @@ res <- tidy_to_wide_config(data, config)
 testthat::expect_equal(nrow(res$rowdata), nrow(res$data))
 testthat::expect_equal(ncol(res$data) - ncol(res$rowdata) , nrow(res$annotation))
 res <- tidy_to_wide_config(data, config, as.matrix = TRUE)
-stopifnot(all(dim(res$data) == c(28,  12))
+stopifnot(all(dim(res$data) == c(28,  12)))
 stopifnot(all(dim(res$annotation) == c(12,  4)))
 stopifnot(all(dim(res$rowdata) == c(28, 3)))
 
diff --git a/vignettes/SimulateData.Rmd b/vignettes/SimulateData.Rmd
index 3665849a1..55d0e5d5b 100644
--- a/vignettes/SimulateData.Rmd
+++ b/vignettes/SimulateData.Rmd
@@ -47,7 +47,7 @@ peptideAbundances <- prolfqua::sim_lfq_data(PEPTIDE = TRUE)
 library(prolfqua)
 
 atable <- AnalysisTableAnnotation$new()
-atable$sampleName = "sample"
+atable$fileName = "sample"
 atable$factors["group_"] = "group"
 atable$hierarchy[["protein_Id"]] = "proteinID"
 atable$hierarchy[["peptide_Id"]] = "peptideID"