diff --git a/CHANGELOG.md b/CHANGELOG.md
index aebd508d..f5b5c292 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,7 +3,8 @@ All notable changes to this project will be documented in this file.
 As of v3.0.0 this project adheres to [Semantic Versioning](http://semver.org/). It follows [some conventions](http://keepachangelog.com/).
 
 ## [Unreleased][CTAN]
-
+### Fixed
+- Multiple Scribus render frames were all using the same file name, which would result in the same score appearing in all render frames.  This change makes the score files use an available Scribus variable to force multiple file names.
 
 ## [6.0.0] - 2021-03-13
 ### Fixed
diff --git a/contrib/900_gregorio.xml b/contrib/900_gregorio.xml
index a5876053..7591fd10 100644
--- a/contrib/900_gregorio.xml
+++ b/contrib/900_gregorio.xml
@@ -45,14 +45,14 @@
 		\pagestyle{empty}
     	\setlength{\textwidth}{$scribus_realwidth$ pt}
 
-        \begin{filecontents*}[overwrite]{scribus_file-score.gabc}
+        \begin{filecontents*}[overwrite]{\jobname-score.gabc}
 </preamble> <!-- this line's indentation is purposefully off because of the way that scribus interprets the preamble section -->
     <postamble>
         \end{filecontents*}
 
         \begin{document}
         $scribus_greconf$
-        \gregorioscore{scribus_file-score}
+        \gregorioscore{\jobname-score.gabc}
         \end{document}
     </postamble>
     <tab type="settings">