diff --git a/PartPreviewWindow/GcodeViewBasic.cs b/PartPreviewWindow/GcodeViewBasic.cs
index fe06ff68c..39bc9beaf 100644
--- a/PartPreviewWindow/GcodeViewBasic.cs
+++ b/PartPreviewWindow/GcodeViewBasic.cs
@@ -328,7 +328,7 @@ namespace MatterHackers.MatterControl.PartPreviewWindow
 			string filamentVolumeLblFull = string.Format("{0}:", filamentVolumeLbl);
             modelInfoContainer.AddChild(new TextWidget(filamentVolumeLblFull, textColor: ActiveTheme.Instance.PrimaryTextColor, pointSize: 9));
             {
-                double filamentMm3 = gcodeViewWidget.LoadedGCode.GetFilamentCubicMm(ActiveSliceSettings.Instance.FillamentDiameter);
+                double filamentMm3 = gcodeViewWidget.LoadedGCode.GetFilamentCubicMm(ActiveSliceSettings.Instance.FilamentDiameter);
 
                 GuiWidget estimatedPrintTime = new TextWidget(string.Format("{0:0.00} cm3", filamentMm3 / 1000), pointSize:14, textColor: ActiveTheme.Instance.PrimaryTextColor);
                 //estimatedPrintTime.HAnchor = Agg.UI.HAnchor.ParentLeft;
@@ -351,7 +351,7 @@ namespace MatterHackers.MatterControl.PartPreviewWindow
                     density = 1.24;
                 }
 
-                double filamentWeightGrams = gcodeViewWidget.LoadedGCode.GetFilamentWeightGrams(ActiveSliceSettings.Instance.FillamentDiameter, density);
+                double filamentWeightGrams = gcodeViewWidget.LoadedGCode.GetFilamentWeightGrams(ActiveSliceSettings.Instance.FilamentDiameter, density);
 
                 GuiWidget estimatedPrintTime = new TextWidget(string.Format("{0:0.00} g", filamentWeightGrams), pointSize: 14, textColor: ActiveTheme.Instance.PrimaryTextColor);
                 //estimatedPrintTime.HAnchor = Agg.UI.HAnchor.ParentLeft;
diff --git a/PrintQueue/ExportToFolderProcess.cs b/PrintQueue/ExportToFolderProcess.cs
index 0db651bad..601f3cfb3 100644
--- a/PrintQueue/ExportToFolderProcess.cs
+++ b/PrintQueue/ExportToFolderProcess.cs
@@ -147,7 +147,7 @@ namespace MatterHackers.MatterControl.PrintQueue
                             if (!foundAmountInGCode)
                             {
                                 GCodeFile gcodeFile = new GCodeFile(gcodeFileName);
-                                total += gcodeFile.GetFilamentCubicMm(ActiveSliceSettings.Instance.FillamentDiameter) / 1000;
+                                total += gcodeFile.GetFilamentCubicMm(ActiveSliceSettings.Instance.FilamentDiameter) / 1000;
                             }
                         }
                     }
diff --git a/PrintQueue/ExportToSdCardProcess.cs b/PrintQueue/ExportToSdCardProcess.cs
index 1e1293ebe..504bd744d 100644
--- a/PrintQueue/ExportToSdCardProcess.cs
+++ b/PrintQueue/ExportToSdCardProcess.cs
@@ -131,7 +131,7 @@ namespace MatterHackers.MatterControl.PrintQueue
                         else
                         {
                             GCodeFile gcodeFile = new GCodeFile(gcodeFileName);
-                            total += gcodeFile.GetFilamentCubicMm(ActiveSliceSettings.Instance.FillamentDiameter) / 1000;
+                            total += gcodeFile.GetFilamentCubicMm(ActiveSliceSettings.Instance.FilamentDiameter) / 1000;
                         }
                     }
 
diff --git a/SlicerConfiguration/ActiveSliceSettings.cs b/SlicerConfiguration/ActiveSliceSettings.cs
index aa9c30f44..7fdd99e84 100644
--- a/SlicerConfiguration/ActiveSliceSettings.cs
+++ b/SlicerConfiguration/ActiveSliceSettings.cs
@@ -317,7 +317,7 @@ namespace MatterHackers.MatterControl.SlicerConfiguration
             get { return ParseDouble(GetActiveValue("nozzle_diameter")); }
         }
 
-        public double FillamentDiameter
+        public double FilamentDiameter
         {
             get { return ParseDouble(GetActiveValue("filament_diameter")); }
         }
@@ -609,7 +609,7 @@ namespace MatterHackers.MatterControl.SlicerConfiguration
                 {
                     string error = "The Min Fan Speed can only go as high as 100%.";
                     string details = string.Format("It is currently set to {0}.", MinFanSpeed);
-                    string location = "Location: 'Advanced Controls' -> 'Slice Settings' -> 'Fillament' -> 'Cooling' (show all settings)";
+                    string location = "Location: 'Advanced Controls' -> 'Slice Settings' -> 'Filament' -> 'Cooling' (show all settings)";
                     StyledMessageBox.ShowMessageBox(string.Format("{0}\n\n{1}\n\n{2}", error, details, location), "Slice Error");
                     return false;
                 }
@@ -618,7 +618,7 @@ namespace MatterHackers.MatterControl.SlicerConfiguration
                 {
                     string error = "The Max Fan Speed can only go as high as 100%.";
                     string details = string.Format("It is currently set to {0}.", MaxFanSpeed);
-                    string location = "Location: 'Advanced Controls' -> 'Slice Settings' -> 'Fillament' -> 'Cooling' (show all settings)";
+                    string location = "Location: 'Advanced Controls' -> 'Slice Settings' -> 'Filament' -> 'Cooling' (show all settings)";
                     StyledMessageBox.ShowMessageBox(string.Format("{0}\n\n{1}\n\n{2}", error, details, location), "Slice Error");
                     return false;
                 }
diff --git a/SlicerConfiguration/SlicerMapping/EngineMappingCura.cs b/SlicerConfiguration/SlicerMapping/EngineMappingCura.cs
index dd37c7de9..0623ccd7a 100644
--- a/SlicerConfiguration/SlicerMapping/EngineMappingCura.cs
+++ b/SlicerConfiguration/SlicerMapping/EngineMappingCura.cs
@@ -433,7 +433,7 @@ enableOozeShield = 0;
                 {
                     double lengthToExtrudeMm = double.Parse(base.TranslatedValue);
                     // we need to convert mm of filament to mm of extrusion path
-                    double amountOfFilamentCubicMms = ActiveSliceSettings.Instance.FillamentDiameter * MathHelper.Tau * lengthToExtrudeMm;
+                    double amountOfFilamentCubicMms = ActiveSliceSettings.Instance.FilamentDiameter * MathHelper.Tau * lengthToExtrudeMm;
                     double extrusionSquareSize = ActiveSliceSettings.Instance.FirstLayerHeight * ActiveSliceSettings.Instance.NozzleDiameter;
                     double lineLength = amountOfFilamentCubicMms / extrusionSquareSize;
 
diff --git a/SlicerConfiguration/SlicerMapping/EngineMappingMatterSlice.cs b/SlicerConfiguration/SlicerMapping/EngineMappingMatterSlice.cs
index fde333d87..1c2389a30 100644
--- a/SlicerConfiguration/SlicerMapping/EngineMappingMatterSlice.cs
+++ b/SlicerConfiguration/SlicerMapping/EngineMappingMatterSlice.cs
@@ -434,7 +434,7 @@ enableOozeShield = 0;
                 {
                     double lengthToExtrudeMm = double.Parse(base.TranslatedValue);
                     // we need to convert mm of filament to mm of extrusion path
-                    double amountOfFilamentCubicMms = ActiveSliceSettings.Instance.FillamentDiameter * MathHelper.Tau * lengthToExtrudeMm;
+                    double amountOfFilamentCubicMms = ActiveSliceSettings.Instance.FilamentDiameter * MathHelper.Tau * lengthToExtrudeMm;
                     double extrusionSquareSize = ActiveSliceSettings.Instance.FirstLayerHeight * ActiveSliceSettings.Instance.NozzleDiameter;
                     double lineLength = amountOfFilamentCubicMms / extrusionSquareSize;