diff --git a/GCSViews/FlightData.cs b/GCSViews/FlightData.cs
index cf833dcb30..6a4b86af5e 100644
--- a/GCSViews/FlightData.cs
+++ b/GCSViews/FlightData.cs
@@ -1774,12 +1774,12 @@ private void BUTactiondo_Click(object sender, EventArgs e)
                     MAVLink.MAV_CMD cmd;
                     try
                     {
-                        cmd = (MAVLink.MAV_CMD) Enum.Parse(typeof(MAVLink.MAV_CMD), CMB_action.Text.ToUpper());
+                        cmd = (MAVLink.MAV_CMD) Enum.Parse(typeof(MAVLink.MAV_CMD), CMB_action.Text.ToUpper(CultureInfo.InvariantCulture));
                     }
                     catch (ArgumentException ex)
                     {
                         cmd = (MAVLink.MAV_CMD) Enum.Parse(typeof(MAVLink.MAV_CMD),
-                            "DO_START_" + CMB_action.Text.ToUpper());
+                            "DO_START_" + CMB_action.Text.ToUpper(CultureInfo.InvariantCulture));
                     }
 
                     if (MainV2.comPort.doCommand(cmd, param1, param2, param3, 0, 0, 0, 0))
@@ -4463,9 +4463,9 @@ private void quickView_DoubleClick(object sender, EventArgs e)
                 }
                 else
                 {
-                    var fieldDesc = MainV2.comPort.MAV.cs.GetFieldDesc(field.Name);
-                    max_length = Math.Max(max_length, TextRenderer.MeasureText(fieldDesc, selectform.Font).Width);
-                    fields.Add((field.Name, fieldDesc));
+                    var fieldDesc = MainV2.comPort.MAV.cs.GetFieldDesc(field.Name);
+                    max_length = Math.Max(max_length, TextRenderer.MeasureText(fieldDesc, selectform.Font).Width);
+                    fields.Add((field.Name, fieldDesc));
                 }
             }