diff --git a/NAMESPACE b/NAMESPACE
index e484e9a..c69e995 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -46,6 +46,7 @@ export(st_geom_from_geohash)
 export(st_is_polygon_cw)
 export(st_linesubstring)
 export(st_minimum_bounding_circle)
+export(st_perimeter)
 export(st_perimeter_2d)
 export(st_perimeter_lwgeom)
 export(st_snap_to_grid)
diff --git a/R/perimeter.R b/R/perimeter.R
index 001f9dd..413a0e6 100644
--- a/R/perimeter.R
+++ b/R/perimeter.R
@@ -19,6 +19,7 @@ st_perimeter_lwgeom = function(x) {
 #' @keywords internal
 #' @name perimeter-deprecated
 #' @param x object of class \code{sf}, \code{sfc} or \code{sfg}
+#' @export
 st_perimeter = function(x) {
   .Deprecated("sf::st_perimeter or lwgeom::st_perimeter_lwgeom")
   # for back compatibility 
diff --git a/man/perimeter-deprecated.Rd b/man/perimeter-deprecated.Rd
new file mode 100644
index 0000000..a3e0dff
--- /dev/null
+++ b/man/perimeter-deprecated.Rd
@@ -0,0 +1,17 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/deprec.R
+\name{perimeter-deprecated}
+\alias{perimeter-deprecated}
+\alias{st_perimeter}
+\title{compute perimeter from polygons or other geometries}
+\usage{
+st_perimeter(x)
+}
+\arguments{
+\item{x}{object of class \code{sf}, \code{sfc} or \code{sfg}}
+}
+\description{
+Deprecated.
+Use \code{sf::st_perimeter()} or \code{st_perimeter_lwgeom()} instead.
+}
+\keyword{internal}