diff --git a/libredwg.changes b/libredwg.changes
index 066ab67..41a596f 100644
--- a/libredwg.changes
+++ b/libredwg.changes
@@ -1,4 +1,4 @@
 -------------------------------------------------------------------
-Mon Jul  9 08:21:39 UTC 2018 - astieger@suse.com
+Mon Jul  9 10:00:18 UTC 2018 - astieger@suse.com
 
 - initial version (0.5)
diff --git a/libredwg.spec b/libredwg.spec
index a8060c7..9525b3d 100644
--- a/libredwg.spec
+++ b/libredwg.spec
@@ -37,6 +37,8 @@ Summary:        Command line utilities for handling DWG file
 Group:          Productivity/File utilities
 Requires(post): %{install_info_prereq}
 Requires(preun): %{install_info_prereq}
+# Both packages ship a /usr/bin/dwg2dxf
+Conflicts:      libdxfrw-tools
 
 %description tools
 GNU LibreDWG is a free C library to handle DWG files. It aims to be a free replacement