diff --git a/src/appearance.c b/src/appearance.c
index 4fb3f0c..7ae9cab 100644
--- a/src/appearance.c
+++ b/src/appearance.c
@@ -20,6 +20,7 @@
 #include "main.h"
 #include "tree.h"
 #include "preview_update.h"
+#include <ctype.h>
 
 static gboolean mapping = FALSE;
 
diff --git a/src/desktops.h b/src/desktops.h
index 1ba3e36..968595e 100644
--- a/src/desktops.h
+++ b/src/desktops.h
@@ -22,6 +22,7 @@
 
 #include <gtk/gtk.h>
 
+void desktops_setup_tab();
 void desktops_setup_num(GtkWidget *w);
 void desktops_setup_names(GtkWidget *w);
 
diff --git a/src/main.c b/src/main.c
index d7e3446..fdfae54 100644
--- a/src/main.c
+++ b/src/main.c
@@ -28,6 +28,8 @@
 #include "dock.h"
 #include "preview_update.h"
 #include "gettext.h"
+#include "desktops.h"
+#include "moveresize.h"
 
 #include <gdk/gdkx.h>
 #define SN_API_NOT_YET_FROZEN