diff --git a/R/geom-segment.r b/R/geom-segment.r
index 01965739bd..fe922e5093 100644
--- a/R/geom-segment.r
+++ b/R/geom-segment.r
@@ -11,7 +11,7 @@
 #' @eval rd_aesthetics("geom", "segment")
 #' @inheritParams layer
 #' @inheritParams geom_point
-#' @param arrow specification for arrow heads, as created by arrow().
+#' @param arrow specification for arrow heads, as created by [grid::arrow()].
 #' @param arrow.fill fill colour to use for the arrow head (if closed). `NULL`
 #'        means use `colour` aesthetic.
 #' @param lineend Line end style (round, butt, square).
diff --git a/man/geom_segment.Rd b/man/geom_segment.Rd
index 5cfa8057b5..563f61a0f9 100644
--- a/man/geom_segment.Rd
+++ b/man/geom_segment.Rd
@@ -69,7 +69,7 @@ often aesthetics, used to set an aesthetic to a fixed value, like
 \code{colour = "red"} or \code{size = 3}. They may also be parameters
 to the paired geom/stat.}
 
-\item{arrow}{specification for arrow heads, as created by arrow().}
+\item{arrow}{specification for arrow heads, as created by \code{\link[grid:arrow]{grid::arrow()}}.}
 
 \item{arrow.fill}{fill colour to use for the arrow head (if closed). \code{NULL}
 means use \code{colour} aesthetic.}