diff --git a/apps/gui/quickscreen.c b/apps/gui/quickscreen.c
index 8a6c51e8c7..cda6e7aa51 100644
--- a/apps/gui/quickscreen.c
+++ b/apps/gui/quickscreen.c
@@ -43,7 +43,12 @@ void gui_quickscreen_init(struct gui_quickscreen * qs,
     qs->callback=callback;
 }
 
-void gui_quickscreen_draw(struct gui_quickscreen * qs, struct screen * display)
+/*
+ * Draws the quickscreen on a given screen
+ *  - qs : the quickscreen
+ *  - display : the screen to draw on
+ */
+static void gui_quickscreen_draw(struct gui_quickscreen * qs, struct screen * display)
 {
     #define PUTS_CENTER (display->height/2/font_h)
     #define PUTS_BOTTOM (display->height/font_h)
@@ -120,14 +125,24 @@ void gui_quickscreen_draw(struct gui_quickscreen * qs, struct screen * display)
     display->setfont(FONT_UI);
 }
 
-void gui_syncquickscreen_draw(struct gui_quickscreen * qs)
+/*
+ * Draws the quickscreen on all available screens
+ *  - qs : the quickscreen
+ */
+static void gui_syncquickscreen_draw(struct gui_quickscreen * qs)
 {
     int i;
     FOR_NB_SCREENS(i)
         gui_quickscreen_draw(qs, &screens[i]);
 }
 
-bool gui_quickscreen_do_button(struct gui_quickscreen * qs, int button)
+/*
+ * Does the actions associated to the given button if any
+ *  - qs : the quickscreen
+ *  - button : the key we are going to analyse
+ * returns : true if the button corresponded to an action, false otherwise
+ */
+static bool gui_quickscreen_do_button(struct gui_quickscreen * qs, int button)
 {
 
     switch(button)
diff --git a/apps/gui/quickscreen.h b/apps/gui/quickscreen.h
index ebc7cef61a..179d619883 100644
--- a/apps/gui/quickscreen.h
+++ b/apps/gui/quickscreen.h
@@ -57,26 +57,7 @@ void gui_quickscreen_init(struct gui_quickscreen * qs,
                           struct option_select *bottom_option,
                           struct option_select *right_option,
                           quickscreen_callback *callback);
-/*
- * Draws the quickscreen on a given screen
- *  - qs : the quickscreen
- *  - display : the screen to draw on
- */
-void gui_quickscreen_draw(struct gui_quickscreen * qs, struct screen * display);
 
-/*
- * Does the actions associated to the given button if any
- *  - qs : the quickscreen
- *  - button : the key we are going to analyse
- * returns : true if the button corresponded to an action, false otherwise
- */
-bool gui_quickscreen_do_button(struct gui_quickscreen * qs, int button);
-
-/*
- * Draws the quickscreen on all available screens
- *  - qs : the quickscreen
- */
-void gui_syncquickscreen_draw(struct gui_quickscreen * qs);
 
 /*
  * Runs the quickscreen on all available screens, if button_enter is released, quits