diff --git a/musescore.changes b/musescore.changes
index 1d87b60..98f7567 100644
--- a/musescore.changes
+++ b/musescore.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Apr 27 19:18:01 UTC 2020 - Bernhard Wiedemann <bwiedemann@suse.com>
+
+- Normalize timestamps in .workspace zip files
+  to make package build reproducible (boo#1047218)
+
 -------------------------------------------------------------------
 Fri Feb  7 13:39:49 UTC 2020 - Cor Blom <cornelis@solcon.nl>
 
diff --git a/musescore.spec b/musescore.spec
index 0049ec1..42f4c73 100644
--- a/musescore.spec
+++ b/musescore.spec
@@ -47,6 +47,7 @@ BuildRequires:  libmp3lame-devel
 BuildRequires:  libqt5-linguist-devel
 BuildRequires:  pkgconfig
 BuildRequires:  portmidi-devel
+BuildRequires:  strip-nondeterminism
 BuildRequires:  update-desktop-files
 BuildRequires:  pkgconfig(Qt5Concurrent)
 BuildRequires:  pkgconfig(Qt5Core)
@@ -130,6 +131,7 @@ cp %{SOURCE1} .
 
 %install
 %cmake_install
+strip-nondeterminism -t zip %{buildroot}%{_datadir}/%{rname}-%{version_lesser}/workspaces/*.workspace
 
 # install fonts
 mkdir -p %{buildroot}%{fontdir}