diff --git a/reactos/dll/cpl/usrmgr/groups.c b/reactos/dll/cpl/usrmgr/groups.c
index d7f4254404d..255d6bf4f79 100644
--- a/reactos/dll/cpl/usrmgr/groups.c
+++ b/reactos/dll/cpl/usrmgr/groups.c
@@ -51,7 +51,7 @@ UpdateGroupsList(HWND hwndListView)
     PLOCALGROUP_INFO_1 pBuffer;
     DWORD entriesread;
     DWORD totalentries;
-    DWORD resume_handle = 0;
+    DWORD_PTR resume_handle = 0;
     DWORD i;
     LV_ITEM lvi;
     INT iItem;
diff --git a/reactos/dll/cpl/usrmgr/userprops.c b/reactos/dll/cpl/usrmgr/userprops.c
index d724d05c0a2..c007b1846d1 100644
--- a/reactos/dll/cpl/usrmgr/userprops.c
+++ b/reactos/dll/cpl/usrmgr/userprops.c
@@ -377,7 +377,7 @@ InitUserGroupsList(HWND hwndDlg)
     PLOCALGROUP_INFO_1 pBuffer;
     DWORD entriesread;
     DWORD totalentries;
-    DWORD resume_handle = 0;
+    DWORD_PTR resume_handle = 0;
     DWORD i;
     LV_ITEM lvi;
     INT iItem;