diff --git a/include/cryptuiapi.h b/include/cryptuiapi.h
index 4ba04a35fab..f151fa44b35 100644
--- a/include/cryptuiapi.h
+++ b/include/cryptuiapi.h
@@ -348,12 +348,14 @@ typedef struct _CRYPTUI_SELECTCERTIFICATE_STRUCTA
     DWORD               dwSize;
     HWND                hwndParent;
     DWORD               dwFlags;
-    LPCWSTR             szTitle;
+    LPCSTR              szTitle;
     DWORD               dwDontUseColumn;
-    LPCWSTR             szDisplayString;
+    LPCSTR              szDisplayString;
     PFNCFILTERPROC      pFilterCallback;
     PFNCCERTDISPLAYPROC pDisplayCallback;
     void               *pvCallbackData;
+    DWORD               cDisplayStores;
+    HCERTSTORE         *rghDisplayStores;
     DWORD               cStores;
     HCERTSTORE         *rghStores;
     DWORD               cPropSheetPages;
@@ -374,6 +376,8 @@ typedef struct _CRYPTUI_SELECTCERTIFICATE_STRUCTW
     PFNCFILTERPROC      pFilterCallback;
     PFNCCERTDISPLAYPROC pDisplayCallback;
     void               *pvCallbackData;
+    DWORD               cDisplayStores;
+    HCERTSTORE         *rghDisplayStores;
     DWORD               cStores;
     HCERTSTORE         *rghStores;
     DWORD               cPropSheetPages;