diff --git a/src/zcl_abapgit_objects.clas.abap b/src/zcl_abapgit_objects.clas.abap
index a578ec6f6..f38cd5887 100644
--- a/src/zcl_abapgit_objects.clas.abap
+++ b/src/zcl_abapgit_objects.clas.abap
@@ -5,7 +5,7 @@ CLASS zcl_abapgit_objects DEFINITION
   PUBLIC SECTION.
 
     TYPES:
-      ty_types_tt TYPE STANDARD TABLE OF tadir-object WITH DEFAULT KEY .
+      ty_types_tt TYPE SORTED TABLE OF tadir-object WITH UNIQUE KEY table_line.
     TYPES:
       BEGIN OF ty_deserialization,
         obj     TYPE REF TO zif_abapgit_object,
@@ -1187,7 +1187,7 @@ CLASS ZCL_ABAPGIT_OBJECTS IMPLEMENTATION.
         iv_native_only = abap_true ).
 
       IF lv_supported = abap_true.
-        APPEND <ls_object>-object TO rt_types.
+        INSERT <ls_object>-object INTO TABLE rt_types.
       ENDIF.
     ENDLOOP.