-diff --git a/ly/Welcome-to-LilyPond-MacOS.ly b/ly/Welcome-to-LilyPond-MacOS.ly
-index ea56eb9..f18b73e 100644
---- a/ly/Welcome-to-LilyPond-MacOS.ly
-+++ b/ly/Welcome-to-LilyPond-MacOS.ly
-@@ -23,7 +23,7 @@ That's it. For more information, visit http://lilypond.org .
-
- %}
-
--\version "2.19.51" % necessary for upgrading to future LilyPond versions.
-+\version "2.19.52" % necessary for upgrading to future LilyPond versions.
-
- \header{
- title = "A scale in LilyPond"
-diff --git a/ly/Welcome_to_LilyPond.ly b/ly/Welcome_to_LilyPond.ly
-index 8bdd018..cfca7fe 100644
---- a/ly/Welcome_to_LilyPond.ly
-+++ b/ly/Welcome_to_LilyPond.ly
-@@ -32,7 +32,7 @@ Good luck with LilyPond! Happy engraving.
-
- %}
-
--\version "2.19.51" % necessary for upgrading to future LilyPond versions.
-+\version "2.19.52" % necessary for upgrading to future LilyPond versions.
-
- \header{
- title = "A scale in LilyPond"
+diff --git a/input/regression/repeat-unfold-partial.ly b/input/regression/repeat-unfold-partial.ly
+index 8023932..e32702c 100644
+--- a/input/regression/repeat-unfold-partial.ly
++++ b/input/regression/repeat-unfold-partial.ly
+@@ -1,3 +1,5 @@
++\version "2.19.52"
++
+ \header {
+ texidoc = "The music function @code{\\unfoldRepeats} can take an
+ optional argument-list specifying which type(s) of repeated music has