--- /dev/null
+\header {
+
+ texidoc = "For collisions where the upper note is dotted and in a
+ space, the upper is moved to right. This behavior can be tuned by
+ prefer-dotted-right."
+
+ }
+
+\version "2.10.20"
+
+\paper{ ragged-right=##t }
+
+\new Staff \relative c' <<
+ { fis4.
+ \override Staff.NoteCollision #'prefer-dotted-right = ##f
+ fis4. }
+ \\
+ { \autoBeamOff e8 e e e e e e }
+>>