diff --git a/data/config/Makefile.am b/data/config/Makefile.am
index 44b83167d..ddca88619 100644
--- a/data/config/Makefile.am
+++ b/data/config/Makefile.am
@@ -17,6 +17,6 @@ if ENABLE_EXTUPDATE
 EXTRA_DIST += \
 	settingsupdate.conf settingsupdate.conf.in
 
-install_DATA = \
+install_DATA += \
 	settingsupdate.conf
 endif