diff --git a/DESCRIPTION b/DESCRIPTION
index 0141eaa..b16a5c5 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -51,6 +51,6 @@ Suggests:
 Remotes:
     cran/d3heatmap,
     pinin4fjords/zhangneurons
-RoxygenNote: 7.2.1
+RoxygenNote: 7.2.3
 VignetteBuilder: knitr
 Config/testthat/edition: 3
diff --git a/NAMESPACE b/NAMESPACE
index ec6dbb2..0ce6bf8 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -30,6 +30,7 @@ export(idToLabel)
 export(inlineField)
 export(interactiveHeatmap)
 export(interleaveColumns)
+export(is_valid_positive_integer_vector)
 export(madScore)
 export(makeAnnotationColors)
 export(makeColorScale)
diff --git a/man/is_valid_positive_integer_vector.Rd b/man/is_valid_positive_integer_vector.Rd
new file mode 100644
index 0000000..07166de
--- /dev/null
+++ b/man/is_valid_positive_integer_vector.Rd
@@ -0,0 +1,17 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/accessory.R
+\name{is_valid_positive_integer_vector}
+\alias{is_valid_positive_integer_vector}
+\title{Check if a comma-separated string can be parsed to an integer vector}
+\usage{
+is_valid_positive_integer_vector(string)
+}
+\arguments{
+\item{string}{Input string}
+}
+\value{
+output Boolean indicating whether the check passed
+}
+\description{
+Check if a comma-separated string can be parsed to an integer vector
+}