diff --git a/ground/openpilotgcs/src/plugins/config/cfg_vehicletypes/configfixedwingwidget.cpp b/ground/openpilotgcs/src/plugins/config/cfg_vehicletypes/configfixedwingwidget.cpp
index 5a0069de1..14df42f0c 100644
--- a/ground/openpilotgcs/src/plugins/config/cfg_vehicletypes/configfixedwingwidget.cpp
+++ b/ground/openpilotgcs/src/plugins/config/cfg_vehicletypes/configfixedwingwidget.cpp
@@ -427,7 +427,7 @@ bool ConfigFixedWingWidget::setupFrameElevon(QString airframeType)
     if (channel > -1) {
         setMixerType(mixer, channel, VehicleConfig::MIXERTYPE_SERVO);
         value   = (double)(m_aircraft->elevonSlider2->value() * 1.27);
-        setMixerVectorValue(mixer, channel, VehicleConfig::MIXERVECTOR_PITCH, value);
+        setMixerVectorValue(mixer, channel, VehicleConfig::MIXERVECTOR_PITCH, -value);
         value   = (double)(m_aircraft->elevonSlider1->value() * 1.27);
         setMixerVectorValue(mixer, channel, VehicleConfig::MIXERVECTOR_ROLL, value);
 
@@ -436,7 +436,7 @@ bool ConfigFixedWingWidget::setupFrameElevon(QString airframeType)
         value   = (double)(m_aircraft->elevonSlider2->value() * 1.27);
         setMixerVectorValue(mixer, channel, VehicleConfig::MIXERVECTOR_PITCH, value);
         value   = (double)(m_aircraft->elevonSlider1->value() * 1.27);
-        setMixerVectorValue(mixer, channel, VehicleConfig::MIXERVECTOR_ROLL, -value);
+        setMixerVectorValue(mixer, channel, VehicleConfig::MIXERVECTOR_ROLL, value);
     }
 
     m_aircraft->fwStatusLabel->setText("Mixer generated");
@@ -498,7 +498,7 @@ bool ConfigFixedWingWidget::setupFrameVtail(QString airframeType)
 
         channel = m_aircraft->fwAileron2ChannelBox->currentIndex() - 1;
         setMixerType(mixer, channel, VehicleConfig::MIXERTYPE_SERVO);
-        setMixerVectorValue(mixer, channel, VehicleConfig::MIXERVECTOR_ROLL, -127);
+        setMixerVectorValue(mixer, channel, VehicleConfig::MIXERVECTOR_ROLL, 127);
     }
 
     // vtail
diff --git a/ground/openpilotgcs/src/plugins/setupwizard/vehicleconfigurationhelper.cpp b/ground/openpilotgcs/src/plugins/setupwizard/vehicleconfigurationhelper.cpp
index c32c4c3e6..0e37d5128 100644
--- a/ground/openpilotgcs/src/plugins/setupwizard/vehicleconfigurationhelper.cpp
+++ b/ground/openpilotgcs/src/plugins/setupwizard/vehicleconfigurationhelper.cpp
@@ -1636,8 +1636,8 @@ void VehicleConfigurationHelper::setupElevon()
     channels[0].type      = MIXER_TYPE_SERVO;
     channels[0].throttle1 = 0;
     channels[0].throttle2 = 0;
-    channels[0].roll      = -100;
-    channels[0].pitch     = 100;
+    channels[0].roll      = 100;
+    channels[0].pitch     = -100;
     channels[0].yaw       = 0;
 
     // Elevon Servo 1 (Chan 2)
@@ -1645,7 +1645,7 @@ void VehicleConfigurationHelper::setupElevon()
     channels[1].throttle1 = 0;
     channels[1].throttle2 = 0;
     channels[1].roll      = 100;
-    channels[1].pitch     = -100;
+    channels[1].pitch     = 100;
     channels[1].yaw       = 0;
 
     guiSettings.fixedwing.FixedWingThrottle = 3;