diff --git a/src/e_mod_main.c b/src/e_mod_main.c
index b74bbf8..af6f39d 100644
--- a/src/e_mod_main.c
+++ b/src/e_mod_main.c
@@ -10,10 +10,10 @@
 static E_Gadcon_Client *_gc_init(E_Gadcon *gc, const char *name, const char *id, const char *style);
 static void _gc_shutdown(E_Gadcon_Client *gcc);
 static void _gc_orient(E_Gadcon_Client *gcc, E_Gadcon_Orient orient);
-static const char *_gc_label(E_Gadcon_Client_Class *client_class);
-static const char *_gc_id_new(E_Gadcon_Client_Class *client_class);
-static void _gc_id_del(E_Gadcon_Client_Class *client_class, const char *id);
-static Evas_Object *_gc_icon(E_Gadcon_Client_Class *client_class, Evas *evas);
+static const char *_gc_label(const E_Gadcon_Client_Class *client_class);
+static const char *_gc_id_new(const E_Gadcon_Client_Class *client_class);
+static void _gc_id_del(const E_Gadcon_Client_Class *client_class, const char *id);
+static Evas_Object *_gc_icon(const E_Gadcon_Client_Class *client_class, Evas *evas);
 
 static void _places_conf_new(void);
 static void _places_conf_free(void);
@@ -293,13 +293,13 @@ _gc_orient(E_Gadcon_Client *gcc, E_Gadcon_Orient orient)
 }
 
 static const char *
-_gc_label(E_Gadcon_Client_Class *client_class)
+_gc_label(const E_Gadcon_Client_Class *client_class)
 {
    return "Places";
 }
 
 static const char *
-_gc_id_new(E_Gadcon_Client_Class *client_class)
+_gc_id_new(const E_Gadcon_Client_Class *client_class)
 {
    Config_Item *ci = NULL;
 
@@ -308,7 +308,7 @@ _gc_id_new(E_Gadcon_Client_Class *client_class)
 }
 
 static void
-_gc_id_del(E_Gadcon_Client_Class *client_class, const char *id)
+_gc_id_del(const E_Gadcon_Client_Class *client_class, const char *id)
 {
    // Config_Item *ci = NULL;
 
@@ -321,7 +321,7 @@ _gc_id_del(E_Gadcon_Client_Class *client_class, const char *id)
 }
 
 static Evas_Object *
-_gc_icon(E_Gadcon_Client_Class *client_class, Evas *evas)
+_gc_icon(const E_Gadcon_Client_Class *client_class, Evas *evas)
 {
    Evas_Object *o = NULL;
    char buf[PATH_MAX];