diff --git a/README.md b/README.md
index b3ccf180..331e1af3 100644
--- a/README.md
+++ b/README.md
@@ -46,9 +46,9 @@ These examples incubate dotSCAD and dotSCAD refactors these examples. See [examp
 ### 2D Module
 - [arc](https://openhome.cc/eGossip/OpenSCAD/lib3x-arc.html)
 - [hexagons](https://openhome.cc/eGossip/OpenSCAD/lib3x-hexagons.html)
-- [hull_polyline2d](https://openhome.cc/eGossip/OpenSCAD/lib2x-hull_polyline2d.html)
-- [line2d](https://openhome.cc/eGossip/OpenSCAD/lib2x-line2d.html)
-- [multi_line_text](https://openhome.cc/eGossip/OpenSCAD/lib2x-multi_line_text.html)
+- [hull_polyline2d](https://openhome.cc/eGossip/OpenSCAD/lib3x-hull_polyline2d.html)
+- [line2d](https://openhome.cc/eGossip/OpenSCAD/lib3x-line2d.html)
+- [multi_line_text](https://openhome.cc/eGossip/OpenSCAD/lib3x-multi_line_text.html)
 - [pie](https://openhome.cc/eGossip/OpenSCAD/lib2x-pie.html)
 - [polyline2d](https://openhome.cc/eGossip/OpenSCAD/lib2x-polyline2d.html)
 - [polygon_hull](https://openhome.cc/eGossip/OpenSCAD/lib2x-polygon_hull.html)
diff --git a/docs/images/lib2x-hull_polyline2d-1.JPG b/docs/images/lib3x-hull_polyline2d-1.JPG
similarity index 100%
rename from docs/images/lib2x-hull_polyline2d-1.JPG
rename to docs/images/lib3x-hull_polyline2d-1.JPG
diff --git a/docs/images/lib2x-line2d-1.JPG b/docs/images/lib3x-line2d-1.JPG
similarity index 100%
rename from docs/images/lib2x-line2d-1.JPG
rename to docs/images/lib3x-line2d-1.JPG
diff --git a/docs/images/lib2x-multi_line_text-1.JPG b/docs/images/lib3x-multi_line_text-1.JPG
similarity index 100%
rename from docs/images/lib2x-multi_line_text-1.JPG
rename to docs/images/lib3x-multi_line_text-1.JPG
diff --git a/docs/lib2x-hull_polyline2d.md b/docs/lib3x-hull_polyline2d.md
similarity index 93%
rename from docs/lib2x-hull_polyline2d.md
rename to docs/lib3x-hull_polyline2d.md
index 12901dbb..7b50f7b1 100644
--- a/docs/lib2x-hull_polyline2d.md
+++ b/docs/lib3x-hull_polyline2d.md
@@ -19,4 +19,4 @@ Creates a 2D polyline from a list of `[x, y]` coordinates. As the name says, it
 	    width = 1
 	);
 
-![hull_polyline3d](images/lib2x-hull_polyline2d-1.JPG)
\ No newline at end of file
+![hull_polyline3d](images/lib3x-hull_polyline2d-1.JPG)
\ No newline at end of file
diff --git a/docs/lib2x-line2d.md b/docs/lib3x-line2d.md
similarity index 96%
rename from docs/lib2x-line2d.md
rename to docs/lib3x-line2d.md
index ba333ad5..64cc7524 100644
--- a/docs/lib2x-line2d.md
+++ b/docs/lib3x-line2d.md
@@ -27,4 +27,4 @@ Creates a line from two points. When the end points are `CAP_ROUND`, you can use
 	    line2d(p1 = [0, 0], p2 = [5, 0], width = 1, 
 	           p1Style = "CAP_BUTT", p2Style = "CAP_BUTT");
 
-![line2d](images/lib2x-line2d-1.JPG)
+![line2d](images/lib3x-line2d-1.JPG)
diff --git a/docs/lib2x-multi_line_text.md b/docs/lib3x-multi_line_text.md
similarity index 88%
rename from docs/lib2x-multi_line_text.md
rename to docs/lib3x-multi_line_text.md
index 30ee47fd..5f7f172c 100644
--- a/docs/lib2x-multi_line_text.md
+++ b/docs/lib3x-multi_line_text.md
@@ -18,5 +18,5 @@ Creates multi-line text from a list of strings. Parameters are the same as the b
 		halign = "center"
 	);
 
-![multi_line_text](images/lib2x-multi_line_text-1.JPG)
+![multi_line_text](images/lib3x-multi_line_text-1.JPG)
 
diff --git a/src/hull_polyline2d.scad b/src/hull_polyline2d.scad
index fd28dd8d..50136d42 100644
--- a/src/hull_polyline2d.scad
+++ b/src/hull_polyline2d.scad
@@ -4,7 +4,7 @@
 * @copyright Justin Lin, 2017
 * @license https://opensource.org/licenses/lgpl-3.0.html
 *
-* @see https://openhome.cc/eGossip/OpenSCAD/lib2x-hull_polyline2d.html
+* @see https://openhome.cc/eGossip/OpenSCAD/lib3x-hull_polyline2d.html
 *
 **/
 
diff --git a/src/line2d.scad b/src/line2d.scad
index b18d9cdf..55cf6ca0 100644
--- a/src/line2d.scad
+++ b/src/line2d.scad
@@ -4,7 +4,7 @@
 * @copyright Justin Lin, 2017
 * @license https://opensource.org/licenses/lgpl-3.0.html
 *
-* @see https://openhome.cc/eGossip/OpenSCAD/lib2x-line2d.html
+* @see https://openhome.cc/eGossip/OpenSCAD/lib3x-line2d.html
 *
 **/
 
diff --git a/src/multi_line_text.scad b/src/multi_line_text.scad
index 42bd43c8..47a8b60d 100644
--- a/src/multi_line_text.scad
+++ b/src/multi_line_text.scad
@@ -4,7 +4,7 @@
 * @copyright Justin Lin, 2017
 * @license https://opensource.org/licenses/lgpl-3.0.html
 *
-* @see https://openhome.cc/eGossip/OpenSCAD/lib2x-multi_line_text.html
+* @see https://openhome.cc/eGossip/OpenSCAD/lib3x-multi_line_text.html
 *
 **/ 
 module multi_line_text(lines, line_spacing = 15, size = 10, font = "Arial", halign = "left", valign = "baseline", direction = "ltr", language = "en", script = "latin"){