--- poppler.override
+++ poppler.override
@@ -266,6 +266,12 @@
 import gobject.GObject as PyGObject_Type
 import gtk.gdk.Pixbuf as PyGdkPixbuf_Type
 %%
+ignore
+poppler_page_free_link_mapping
+poppler_page_free_image_mapping
+poppler_page_free_form_field_mapping
+poppler_page_free_annot_mapping
+%%
 ignore-glob
   *_get_type
   _*
@@ -359,7 +365,7 @@
 
     item_list = poppler_page_get_link_mapping(POPPLER_PAGE(self->obj));
     ret = _glist_to_pylist_boxed(item_list, POPPLER_TYPE_LINK_MAPPING);
-    g_list_free(item_list);
+    poppler_page_free_link_mapping(item_list);
     return ret;
 }
 %%
@@ -372,7 +378,7 @@
 
     item_list = poppler_page_get_image_mapping(POPPLER_PAGE(self->obj));
     ret = _glist_to_pylist_boxed(item_list, POPPLER_TYPE_IMAGE_MAPPING);
-    g_list_free(item_list);
+    poppler_page_free_image_mapping(item_list);
     return ret;
 }
 %%
@@ -385,7 +391,7 @@
 
     item_list = poppler_page_get_form_field_mapping(POPPLER_PAGE(self->obj));
     ret = _glist_to_pylist_boxed(item_list, POPPLER_TYPE_FORM_FIELD_MAPPING);
-    g_list_free(item_list);
+    poppler_page_free_form_field_mapping(item_list);
     return ret;
 }
 %%
@@ -398,7 +404,7 @@
 
     item_list = poppler_page_get_annot_mapping(POPPLER_PAGE(self->obj));
     ret = _glist_to_pylist_boxed(item_list, POPPLER_TYPE_ANNOT_MAPPING);
-    g_list_free(item_list);
+    poppler_page_free_annot_mapping(item_list);
     return ret;
 }
 %%