diff --git a/MozillaThunderbird.changes b/MozillaThunderbird.changes
index c7993d7..31a8c68 100644
--- a/MozillaThunderbird.changes
+++ b/MozillaThunderbird.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri Oct 12 14:26:17 UTC 2018 - meissner@suse.com
+
+- provide / obsolete MozillaThunderbird-devel as this is no longer
+  shipped to allow migration scenarios
+
 -------------------------------------------------------------------
 Tue Oct  2 10:08:00 UTC 2018 - wr@rosenauer.org
 
diff --git a/MozillaThunderbird.spec b/MozillaThunderbird.spec
index 796a4ae..96f3d8c 100644
--- a/MozillaThunderbird.spec
+++ b/MozillaThunderbird.spec
@@ -83,6 +83,8 @@ BuildRequires:  clang4-devel
 Recommends:     libavcodec-full >= 0.10.16
 Version:        %{mainversion}
 Release:        0
+Provides:       MozillaThunderbird-devel = %version
+Obsoletes:      MozillaThunderbird-devel < %version
 Provides:       thunderbird = %{version}
 Provides:       appdata()
 Provides:       appdata(thunderbird.appdata.xml)