diff --git a/dialogs/appearance-settings/Makefile.am b/dialogs/appearance-settings/Makefile.am
index 9839581..3333035 100644
--- a/dialogs/appearance-settings/Makefile.am
+++ b/dialogs/appearance-settings/Makefile.am
@@ -14,8 +14,7 @@ bin_PROGRAMS = \
 
 xfce4_appearance_settings_SOURCES = \
 	main.c \
-	images.h \
-	appearance-dialog_ui.h
+	images.h
 
 xfce4_appearance_settings_CFLAGS = \
 	$(GTK_CFLAGS) \