diff --git a/src/drivers/win/ramwatch.cpp b/src/drivers/win/ramwatch.cpp
index 89154d37..642a631e 100644
--- a/src/drivers/win/ramwatch.cpp
+++ b/src/drivers/win/ramwatch.cpp
@@ -1138,11 +1138,11 @@ LRESULT CALLBACK RamWatchProc(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam
 						}
 						case NM_SETFOCUS:
 							listFocus = true;
-							InvalidateRect(GetDlgItem(RamWatchHWnd, IDC_WATCHLIST), 0, 0);
+							InvalidateRect(GetDlgItem(hDlg, IDC_WATCHLIST), 0, 0);
 							break;
 						case NM_KILLFOCUS:
 							listFocus = false;
-							InvalidateRect(GetDlgItem(RamWatchHWnd, IDC_WATCHLIST), 0, 0);
+							InvalidateRect(GetDlgItem(hDlg, IDC_WATCHLIST), 0, 0);
 							break;
 						case NM_CUSTOMDRAW:
 						{