diff --git a/src/ui/zif_abapgit_popups.intf.abap b/src/ui/zif_abapgit_popups.intf.abap
index d7895c571..6a92726ec 100644
--- a/src/ui/zif_abapgit_popups.intf.abap
+++ b/src/ui/zif_abapgit_popups.intf.abap
@@ -39,14 +39,15 @@ INTERFACE zif_abapgit_popups
     RAISING
       zcx_abapgit_exception .
   TYPES ty_char1 TYPE c LENGTH 1.
+  TYPES ty_icon TYPE c LENGTH 30.
   METHODS popup_to_confirm
     IMPORTING
       !iv_titlebar              TYPE clike
       !iv_text_question         TYPE clike
       !iv_text_button_1         TYPE clike DEFAULT 'Yes'
-      !iv_icon_button_1         TYPE clike DEFAULT space
+      !iv_icon_button_1         TYPE ty_icon DEFAULT space
       !iv_text_button_2         TYPE clike DEFAULT 'No'
-      !iv_icon_button_2         TYPE clike DEFAULT space
+      !iv_icon_button_2         TYPE ty_icon DEFAULT space
       !iv_default_button        TYPE ty_char1 DEFAULT '1'
       !iv_display_cancel_button TYPE ty_char1 DEFAULT abap_true
     RETURNING