diff --git a/src/com/romraider/logger/ecu/ui/tab/injector/InjectorControlPanel.java b/src/com/romraider/logger/ecu/ui/tab/injector/InjectorControlPanel.java
index 0cff7df9..a8463643 100644
--- a/src/com/romraider/logger/ecu/ui/tab/injector/InjectorControlPanel.java
+++ b/src/com/romraider/logger/ecu/ui/tab/injector/InjectorControlPanel.java
@@ -89,7 +89,7 @@ public final class InjectorControlPanel extends JPanel {
     private final JTextField mafMax = new JTextField("100", 3);
     private final JTextField iatMax = new JTextField("45", 3);
     private final JTextField coolantMin = new JTextField("70", 3);
-    private final JTextField mafvChangeMax = new JTextField("0.2", 3);
+    private final JTextField mafvChangeMax = new JTextField("0.1", 3);
     private final JTextField fuelStoichAfr = new JTextField("14.7", 5);
     private final JTextField fuelDensity = new JTextField("732", 5);
     private final JTextField flowScaling = new JTextField("", 5);
diff --git a/src/com/romraider/logger/ecu/ui/tab/maf/MafControlPanel.java b/src/com/romraider/logger/ecu/ui/tab/maf/MafControlPanel.java
index e1ed2aa6..4c19b46c 100644
--- a/src/com/romraider/logger/ecu/ui/tab/maf/MafControlPanel.java
+++ b/src/com/romraider/logger/ecu/ui/tab/maf/MafControlPanel.java
@@ -85,7 +85,7 @@ public final class MafControlPanel extends JPanel {
     private final JTextField mafMax = new JTextField("100", 3);
     private final JTextField iatMax = new JTextField("45", 3);
     private final JTextField coolantMin = new JTextField("70", 3);
-    private final JTextField mafvChangeMax = new JTextField("0.2", 3);
+    private final JTextField mafvChangeMax = new JTextField("0.1", 3);
     private final JComboBox afrSourceList = new JComboBox();
     private final DataRegistrationBroker broker;
     private final LoggerChartPanel chartPanel;