diff --git a/mutators.scad b/mutators.scad
index d3d38c4..a8619cc 100644
--- a/mutators.scad
+++ b/mutators.scad
@@ -362,7 +362,7 @@ module cylindrical_extrude(or, ir, od, id, size=1000, convexity=10, spin=0, orie
 							yflip()
 							intersection() {
 								left(x) children();
-								rect([step,size.y],center=true);
+								rect([quantup(step,pow(2,-15)),size.y],center=true);
 							}
 						}
 					}
diff --git a/version.scad b/version.scad
index b07d657..a5d3b51 100644
--- a/version.scad
+++ b/version.scad
@@ -8,7 +8,7 @@
 //////////////////////////////////////////////////////////////////////
 
 
-BOSL_VERSION = [2,0,303];
+BOSL_VERSION = [2,0,304];
 
 
 // Section: BOSL Library Version Functions