diff --git a/language.version b/language.version
index 118f809b1..880168e16 100644
--- a/language.version
+++ b/language.version
@@ -1,3 +1,3 @@
 [default]
-SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r658 \cu(Mon  5 Dec 02:10:56 CET 2022)\c-";
-SWWM_SHORTVER="\cw1.3pre r658 \cu(2022-12-05 02:10:56)\c-";
+SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r659 \cu(Mon  5 Dec 09:53:37 CET 2022)\c-";
+SWWM_SHORTVER="\cw1.3pre r659 \cu(2022-12-05 09:53:37)\c-";
diff --git a/zscript/swwm_utility.zsc b/zscript/swwm_utility.zsc
index a8aa440db..4562c0e9e 100644
--- a/zscript/swwm_utility.zsc
+++ b/zscript/swwm_utility.zsc
@@ -252,7 +252,7 @@ Class SWWMUtility
 	// new GetAxes
 	static clearscope Vector3, Vector3, Vector3 GetAxes( double angle, double pitch, double roll )
 	{
-		Vector3 x = (1,0,0), y = (0,-1,0), z = (0,0,1);	// right-handed Y
+		Vector3 x = (1,0,0), y = (0,-1,0), z = (0,0,1);	// left-handed Y
 		Quat r = Quat.FromAngles(angle,pitch,roll);
 		return r*x,r*y,r*z;
 	}