diff --git a/README.md b/README.md
index a0b0d248..cbdc0158 100644
--- a/README.md
+++ b/README.md
@@ -81,6 +81,7 @@ These examples incubate dotSCAD and dotSCAD refactors these examples. See [examp
 - [trim_shape](https://openhome.cc/eGossip/OpenSCAD/lib3x-trim_shape.html)
 
 ### 2D/3D Function
+- [angle_between](https://openhome.cc/eGossip/OpenSCAD/lib3x-angle_between.html)
 - [bezier_surface](https://openhome.cc/eGossip/OpenSCAD/lib3x-bezier_surface.html)	
 - [bezier_smooth](https://openhome.cc/eGossip/OpenSCAD/lib3x-bezier_smooth.html)	
 - [cross_sections](https://openhome.cc/eGossip/OpenSCAD/lib3x-cross_sections.html)
@@ -133,7 +134,6 @@ These examples incubate dotSCAD and dotSCAD refactors these examples. See [examp
 - [sphere_spiral_extrude](https://openhome.cc/eGossip/OpenSCAD/lib3x-sphere_spiral_extrude.html)
 
 ### Util
-- [util/angle_between](https://openhome.cc/eGossip/OpenSCAD/lib3x-angle_between.html)
 - [util/bsearch](https://openhome.cc/eGossip/OpenSCAD/lib3x-bsearch.html)	
 - [util/choose](https://openhome.cc/eGossip/OpenSCAD/lib3x-choose.html)
 - [util/dedup](https://openhome.cc/eGossip/OpenSCAD/lib3x-dedup.html)
diff --git a/docs/lib3x-angle_between.md b/docs/lib3x-angle_between.md
index 599d833b..0aa2c7b8 100644
--- a/docs/lib3x-angle_between.md
+++ b/docs/lib3x-angle_between.md
@@ -11,7 +11,7 @@ Returns the angle between two vectors.
 
 ## Examples
 
-    use <util/angle_between.scad>;
+    use <angle_between.scad>;
 
     assert(angle_between([0, 1], [1, 0]) == 90);
     assert(angle_between([0, 1, 0], [1, 0, 0]) == 90);
diff --git a/src/_impl/_bezier_smooth_impl.scad b/src/_impl/_bezier_smooth_impl.scad
index 8ff0c56f..b56572d2 100644
--- a/src/_impl/_bezier_smooth_impl.scad
+++ b/src/_impl/_bezier_smooth_impl.scad
@@ -2,7 +2,7 @@ use <../__comm__/__to3d.scad>;
 use <../__comm__/__to2d.scad>;
 use <../__comm__/__angy_angz.scad>;
 use <../bezier_curve.scad>;
-use <../util/angle_between.scad>;
+use <../angle_between.scad>;
 
 function _corner_ctrl_pts(round_d, p1, p2, p3) =
     let(
diff --git a/src/util/angle_between.scad b/src/angle_between.scad
similarity index 100%
rename from src/util/angle_between.scad
rename to src/angle_between.scad