diff --git a/README.md b/README.md
index 39377e1..e261919 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ A lot of the features of this library are to allow shorter, easier-to-read, inte
 `xrot(30,cp=[0,10,20])`         | `translate([0,10,20]) rotate([30,0,0]) translate([0,-10,-20])`
 `xspread(20,n=3)`               | `for (dx=[-20,0,20]) translate([dx,0,0])`
 `zring(n=6,r=20)`               | `for (zr=[0:5]) rotate([0,0,zr*60]) translate([20,0,0])`
-`skew_xy(xa=30,ya=45)`          | `multmatrix([[1, 0, tan(30), 0], [0, 1, tan(45), 0], [0, 0, 1, 0], [0, 0, 0, 1]])`
+`skew_xy(xa=30,ya=45)`          | `multmatrix([[1,0,tan(30),0],[0,1,tan(45),0],[0,0,1,0],[0,0,0,1]])`
 
 `BOSL/shapes.scad` Examples        | Raw OpenSCAD Equivalent
 ---------------------------------- | -------------------------------