diff --git a/README.md b/README.md
index da226796..281ce614 100644
--- a/README.md
+++ b/README.md
@@ -231,7 +231,7 @@ These examples incubate dotSCAD and dotSCAD refactors these examples. See [examp
 
 ### 3D Module
 
-- polyhedron_hull
+- [polyhedron_hull](https://openhome.cc/eGossip/OpenSCAD/lib2x-polyhedron_hull.html)
 
 ### Path
 
diff --git a/docs/lib2x-polyhedron_hull.md b/docs/lib2x-polyhedron_hull.md
index a2315584..007c47bd 100644
--- a/docs/lib2x-polyhedron_hull.md
+++ b/docs/lib2x-polyhedron_hull.md
@@ -2,6 +2,8 @@
 
 Create a convex polyhedron by hulling a list of points.
 
+**Since:** 2.5
+
 ## Parameters
 
 - `points` : A list of 3D points.
diff --git a/src/polyhedron_hull.scad b/src/polyhedron_hull.scad
index ea1b05c3..5d51a6ba 100644
--- a/src/polyhedron_hull.scad
+++ b/src/polyhedron_hull.scad
@@ -1,3 +1,13 @@
+/**
+* polyhedron_hull.scad
+*
+* @copyright Justin Lin, 2020
+* @license https://opensource.org/licenses/lgpl-3.0.html
+*
+* @see https://openhome.cc/eGossip/OpenSCAD/lib2x-polyhedron_hull.html
+*
+**/
+
 use <__comm__/_convex_hull3.scad>;
 
 module polyhedron_hull(points) {