diff --git a/re/rangestatewindow.cpp b/re/rangestatewindow.cpp
index 8695adf..840b6d6 100644
--- a/re/rangestatewindow.cpp
+++ b/re/rangestatewindow.cpp
@@ -194,7 +194,7 @@ void RangeStateWindow::refreshFilterList()
 
 void RangeStateWindow::recalcButton()
 {
-    QHash<int, bool>::iterator iter;
+    QMap<int, bool>::iterator iter;
     uint32_t id;
 
     ui->listCandidates->clear();
@@ -209,6 +209,8 @@ void RangeStateWindow::recalcButton()
     progress.setMinimumDuration(0);
     progress.show();
 
+
+
     for (iter = idFilters.begin(); iter != idFilters.end(); ++iter)
     {
         if (iter.value() == true)
@@ -345,7 +347,7 @@ bool RangeStateWindow::processSignal(int startBit, int bitLength, int sensitivit
     {
         //now look at the second order differentials. This is acceleration. There shouldn't be hard acceleration in values for a ranging signal
         comparisonValue = Utility::Lerp((double)range * 0.20, 1, lerpPoint);
-        maxOvers = maxOvers / 10;
+        maxOvers = Utility::Lerp(8, 2, lerpPoint); //really clamp down on second order over limits
         qDebug() << "2nd Delta comparisonvalue: " << comparisonValue;
         overValues = 0;
         for (i = 0; i < diff2.count(); i++)
diff --git a/re/rangestatewindow.h b/re/rangestatewindow.h
index 193e052..b4db783 100644
--- a/re/rangestatewindow.h
+++ b/re/rangestatewindow.h
@@ -2,6 +2,7 @@
 #define RANGESTATEWINDOW_H
 
 #include <QDialog>
+#include <QMap>
 #include "can_structs.h"
 
 namespace Ui {
@@ -27,7 +28,7 @@ private:
     const QVector<CANFrame> *modelFrames;
     QVector<CANFrame> frameCache;
     QList<int64_t> foundSignals;
-    QHash<int, bool> idFilters;
+    QMap<int, bool> idFilters;
 
     void refreshFilterList();
     void closeEvent(QCloseEvent *event);