diff --git a/include/REL/m444dll.h b/include/REL/m444dll.h
index b0165d19..ba2894c5 100644
--- a/include/REL/m444dll.h
+++ b/include/REL/m444dll.h
@@ -41,6 +41,7 @@ void fn_1_C214(void);
 
 void fn_1_D1E0(s16 model);
 void fn_1_D558(DataListModel *model_list);
+void fn_1_D588(DataListModel *model_list);
 void fn_1_D818(DataListSprite *sprite_list);
 void fn_1_D950(void);
 void fn_1_D9C8(void);
@@ -70,4 +71,4 @@ extern float lbl_1_bss_288[2];
 
 extern DataListModel lbl_1_data_470[];
 
-#endif
\ No newline at end of file
+#endif