diff --git a/src/bin/e_widget_image.c b/src/bin/e_widget_image.c
index def6d4eca..08db83e1a 100644
--- a/src/bin/e_widget_image.c
+++ b/src/bin/e_widget_image.c
@@ -73,7 +73,7 @@ e_widget_image_add_from_file(Evas *evas, const char *file, int minw, int minh)
 }
 
 EAPI void
-e_widget_image_edje_set(Evas_Object *obj, char *file, char *part)
+e_widget_image_edje_set(Evas_Object *obj, const char *file, const char *part)
 {
    E_Widget_Data *wd;
    
@@ -83,7 +83,7 @@ e_widget_image_edje_set(Evas_Object *obj, char *file, char *part)
 }
 
 EAPI void
-e_widget_image_file_set(Evas_Object *obj, char *file)
+e_widget_image_file_set(Evas_Object *obj, const char *file)
 {
    E_Widget_Data *wd;
    
@@ -93,7 +93,7 @@ e_widget_image_file_set(Evas_Object *obj, char *file)
 }
 
 EAPI void
-e_widget_image_file_key_set(Evas_Object *obj, char *file, char *key)
+e_widget_image_file_key_set(Evas_Object *obj, const char *file, const char *key)
 {
    E_Widget_Data *wd;
    
diff --git a/src/bin/e_widget_image.h b/src/bin/e_widget_image.h
index eea51fdbb..3fd69e1b7 100644
--- a/src/bin/e_widget_image.h
+++ b/src/bin/e_widget_image.h
@@ -8,9 +8,9 @@
 
 EAPI Evas_Object     *e_widget_image_add_from_object(Evas *evas, Evas_Object *object, int minw, int minh);
 EAPI Evas_Object     *e_widget_image_add_from_file(Evas *evas, const char *file, int minw, int minh);
-EAPI void             e_widget_image_edje_set(Evas_Object *obj, char *file, char *part);
-EAPI void             e_widget_image_file_set(Evas_Object *obj, char *file);
-EAPI void             e_widget_image_file_key_set(Evas_Object *obj, char *file, char *key);
+EAPI void             e_widget_image_edje_set(Evas_Object *obj, const char *file, const char *part);
+EAPI void             e_widget_image_file_set(Evas_Object *obj, const char *file);
+EAPI void             e_widget_image_file_key_set(Evas_Object *obj, const char *file, const char *key);
 EAPI void             e_widget_image_object_set(Evas_Object *obj, Evas_Object *o);
     
 #endif