diff --git a/SystemInformer/memprot.c b/SystemInformer/memprot.c
index 242ad93d0019..3d0a285ac0b5 100644
--- a/SystemInformer/memprot.c
+++ b/SystemInformer/memprot.c
@@ -79,6 +79,8 @@ INT_PTR CALLBACK PhpMemoryProtectDlgProc(
                 );
 
             PhSetDialogFocus(hwndDlg, GetDlgItem(hwndDlg, IDC_VALUE));
+
+            PhInitializeWindowTheme(hwndDlg, PhEnableThemeSupport);
         }
         break;
     case WM_DESTROY: