diff --git a/doc/widgets/widget_preview_genlist1.c b/doc/widgets/widget_preview_genlist1.c
index bf794fd9b4..59cadd2513 100644
--- a/doc/widgets/widget_preview_genlist1.c
+++ b/doc/widgets/widget_preview_genlist1.c
@@ -33,7 +33,7 @@ evas_object_size_hint_weight_set(genlist, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 elm_win_resize_object_add(win, genlist);
 evas_object_show(genlist);
 
-Elm_Genlist_Item_Class gic;
+Elm_Genlist_Item_Class gic = { 0 };
 Elm_Object_Item *glit, *glit_top;
 gic.item_style = "default";
 gic.func.text_get = _text_get;
diff --git a/doc/widgets/widget_preview_genlist2.c b/doc/widgets/widget_preview_genlist2.c
index 4a86bfcacc..85544120c6 100644
--- a/doc/widgets/widget_preview_genlist2.c
+++ b/doc/widgets/widget_preview_genlist2.c
@@ -33,7 +33,7 @@ evas_object_size_hint_weight_set(genlist, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 elm_win_resize_object_add(win, genlist);
 evas_object_show(genlist);
 
-Elm_Genlist_Item_Class gic;
+Elm_Genlist_Item_Class gic = { 0 };
 gic.item_style = "double_label";
 gic.func.text_get = _text_get;
 gic.func.content_get = _content_get;
diff --git a/doc/widgets/widget_preview_genlist3.c b/doc/widgets/widget_preview_genlist3.c
index 5f8798465e..41e240749b 100644
--- a/doc/widgets/widget_preview_genlist3.c
+++ b/doc/widgets/widget_preview_genlist3.c
@@ -33,7 +33,7 @@ evas_object_size_hint_weight_set(genlist, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 elm_win_resize_object_add(win, genlist);
 evas_object_show(genlist);
 
-Elm_Genlist_Item_Class gic;
+Elm_Genlist_Item_Class gic = { 0 };
 gic.item_style = "icon_top_text_bottom";
 gic.func.text_get = _text_get;
 gic.func.content_get = _content_get;
diff --git a/doc/widgets/widget_preview_genlist4.c b/doc/widgets/widget_preview_genlist4.c
index 95b101298e..df9acce6f0 100644
--- a/doc/widgets/widget_preview_genlist4.c
+++ b/doc/widgets/widget_preview_genlist4.c
@@ -33,7 +33,7 @@ evas_object_size_hint_weight_set(genlist, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 elm_win_resize_object_add(win, genlist);
 evas_object_show(genlist);
 
-Elm_Genlist_Item_Class gic;
+Elm_Genlist_Item_Class gic = { 0 };
 gic.item_style = "group_index";
 gic.func.text_get = _text_get;
 gic.func.content_get = _content_get;
diff --git a/doc/widgets/widget_preview_genlist5.c b/doc/widgets/widget_preview_genlist5.c
index d6ebcab984..f750f39536 100644
--- a/doc/widgets/widget_preview_genlist5.c
+++ b/doc/widgets/widget_preview_genlist5.c
@@ -33,7 +33,7 @@ evas_object_size_hint_weight_set(genlist, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 elm_win_resize_object_add(win, genlist);
 evas_object_show(genlist);
 
-Elm_Genlist_Item_Class gic;
+Elm_Genlist_Item_Class gic = { 0 };
 gic.item_style = "default";
 gic.func.text_get = _text_get;
 gic.func.content_get = _content_get;