diff --git a/_multibuild b/_multibuild
new file mode 100644
index 0000000..6c4bdf9
--- /dev/null
+++ b/_multibuild
@@ -0,0 +1,4 @@
+<multibuild>
+  <package>fabtests</package>
+</multibuild>
+
diff --git a/fabtests.changes b/fabtests.changes
index b13cdf7..3194fc8 100644
--- a/fabtests.changes
+++ b/fabtests.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Thu May  4 13:27:21 UTC 2023 - Frederic Crozat <fcrozat@suse.com>
+
+- Add _multibuild to define additional spec files as additional
+  flavors.
+  Eliminates the need for source package links in OBS.
+
 -------------------------------------------------------------------
 Tue Apr 18 17:25:02 UTC 2023 - Nicolas Morey <nicolas.morey@suse.com>
 
diff --git a/libfabric.changes b/libfabric.changes
index b13cdf7..3194fc8 100644
--- a/libfabric.changes
+++ b/libfabric.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Thu May  4 13:27:21 UTC 2023 - Frederic Crozat <fcrozat@suse.com>
+
+- Add _multibuild to define additional spec files as additional
+  flavors.
+  Eliminates the need for source package links in OBS.
+
 -------------------------------------------------------------------
 Tue Apr 18 17:25:02 UTC 2023 - Nicolas Morey <nicolas.morey@suse.com>