From 990933024c0a488df140d51068f4d16fd03fcbec Mon Sep 17 00:00:00 2001
From: Joe Taylor <joe@princeton.edu>
Date: Wed, 4 Aug 2021 14:52:50 -0400
Subject: [PATCH] On double-click on lower waterfall, don't change FTol if it
 was already < 100.

---
 map65/mainwindow.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/map65/mainwindow.cpp b/map65/mainwindow.cpp
index 18ea36554..3e74168c7 100644
--- a/map65/mainwindow.cpp
+++ b/map65/mainwindow.cpp
@@ -1248,7 +1248,7 @@ void MainWindow::freezeDecode(int n)                          //freezeDecode()
     datcom_.ntol=m_tol;
     datcom_.mousedf=0;
   } else {
-    ui->tolSpinBox->setValue(3);
+    ui->tolSpinBox->setValue(qMin(3,ui->tolSpinBox->value()));
     datcom_.ntol=m_tol;
   }
   if(!m_decoderBusy) {