diff --git a/capplets/background/background-properties.glade b/capplets/background/background-properties.glade
index bac904f62..9c2e1e53c 100644
--- a/capplets/background/background-properties.glade
+++ b/capplets/background/background-properties.glade
@@ -580,8 +580,8 @@
 	<can_focus>True</can_focus>
 	<signal>
 	  <name>toggled</name>
-	  <handler>adjust_brightness_toggled_cb</handler>
-	  <last_modification_time>Sun, 17 Dec 2000 23:15:19 GMT</last_modification_time>
+	  <handler>adjust_opacity_toggled_cb</handler>
+	  <last_modification_time>Mon, 18 Dec 2000 22:12:03 GMT</last_modification_time>
 	</signal>
 	<label>Adjust wallpaper's opacity</label>
 	<active>False</active>