diff --git a/dlls/shell32/shlfileop.c b/dlls/shell32/shlfileop.c
index 3c1806606af..8d4160d90c5 100644
--- a/dlls/shell32/shlfileop.c
+++ b/dlls/shell32/shlfileop.c
@@ -122,6 +122,7 @@ static INT_PTR ConfirmMsgBox_Paint(HWND hDlg)
 
     BeginPaint(hDlg, &ps);
     hdc = ps.hdc;
+    SetBkMode(hdc, TRANSPARENT);
 
     GetClientRect(GetDlgItem(hDlg, IDD_MESSAGE), &r);
     /* this will remap the rect to dialog coords */