diff --git a/src/App/PropertyContainer.h b/src/App/PropertyContainer.h
index a5911436e9..69f368c0b9 100644
--- a/src/App/PropertyContainer.h
+++ b/src/App/PropertyContainer.h
@@ -233,7 +233,7 @@ protected:
   /// get called before the value is changed
   virtual void onBeforeChange(const Property* /*prop*/){}
 
-  //void hasChanged(Propterty* prop);
+  //void hasChanged(Property* prop);
   static const  PropertyData * getPropertyDataPtr(void); 
   virtual const PropertyData& getPropertyData(void) const; 
 
diff --git a/src/Gui/CMakeLists.txt b/src/Gui/CMakeLists.txt
index 329db88658..6c918b5e2a 100644
--- a/src/Gui/CMakeLists.txt
+++ b/src/Gui/CMakeLists.txt
@@ -285,7 +285,7 @@ set(Gui_MOC_HDRS
     DlgMacroExecuteImp.h
     DlgMacroRecordImp.h
     DlgRunExternal.h
-    DlgEditFileIncludeProptertyExternal.h
+    DlgEditFileIncludePropertyExternal.h
     DlgMaterialPropertiesImp.h
     DlgOnlineHelpImp.h
     DlgParameterImp.h
@@ -496,7 +496,7 @@ SET(Dialog_CPP_SRCS
     DlgInputDialogImp.cpp
     DlgMacroExecuteImp.cpp
     DlgRunExternal.cpp
-    DlgEditFileIncludeProptertyExternal.cpp
+    DlgEditFileIncludePropertyExternal.cpp
     DlgMacroRecordImp.cpp
     DlgMaterialPropertiesImp.cpp
     DlgParameterImp.cpp
@@ -532,7 +532,7 @@ SET(Dialog_HPP_SRCS
     DlgInputDialogImp.h
     DlgMacroExecuteImp.h
     DlgRunExternal.h
-    DlgEditFileIncludeProptertyExternal.h
+    DlgEditFileIncludePropertyExternal.h
     DlgMacroRecordImp.h
     DlgMaterialPropertiesImp.h
     DlgParameterImp.h
@@ -1349,4 +1349,3 @@ else(WIN32)
     INSTALL(FILES Icons/freecad.xpm DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/pixmaps)
     INSTALL(FILES Icons/freecad-doc.svg DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/scalable/mimetypes RENAME application-x-extension-fcstd.svg)
 endif(WIN32)
-
diff --git a/src/Gui/DlgEditFileIncludeProptertyExternal.cpp b/src/Gui/DlgEditFileIncludePropertyExternal.cpp
similarity index 94%
rename from src/Gui/DlgEditFileIncludeProptertyExternal.cpp
rename to src/Gui/DlgEditFileIncludePropertyExternal.cpp
index 5d1fe762bc..e17dca7555 100644
--- a/src/Gui/DlgEditFileIncludeProptertyExternal.cpp
+++ b/src/Gui/DlgEditFileIncludePropertyExternal.cpp
@@ -28,7 +28,7 @@
 
 #include "Application.h"
 #include "MainWindow.h"
-#include "DlgEditFileIncludeProptertyExternal.h"
+#include "DlgEditFileIncludePropertyExternal.h"
 #include "FileDialog.h"
 
 
@@ -82,5 +82,4 @@ int DlgEditFileIncludePropertyExternal::Do(void)
     return ret;
 }
 
-#include "moc_DlgEditFileIncludeProptertyExternal.cpp"
-
+#include "moc_DlgEditFileIncludePropertyExternal.cpp"
diff --git a/src/Gui/DlgEditFileIncludeProptertyExternal.h b/src/Gui/DlgEditFileIncludePropertyExternal.h
similarity index 100%
rename from src/Gui/DlgEditFileIncludeProptertyExternal.h
rename to src/Gui/DlgEditFileIncludePropertyExternal.h
diff --git a/src/Mod/Sketcher/Gui/Command.cpp b/src/Mod/Sketcher/Gui/Command.cpp
index 8df8002089..6529e32c73 100644
--- a/src/Mod/Sketcher/Gui/Command.cpp
+++ b/src/Mod/Sketcher/Gui/Command.cpp
@@ -39,7 +39,7 @@
 #include <Gui/Command.h>
 #include <Gui/Control.h>
 #include <Gui/MainWindow.h>
-#include <Gui/DlgEditFileIncludeProptertyExternal.h>
+#include <Gui/DlgEditFileIncludePropertyExternal.h>
 #include <Gui/SelectionFilter.h>
 
 #include <Mod/Sketcher/App/SketchObjectSF.h>
diff --git a/src/Mod/Sketcher/Gui/CommandAlterGeometry.cpp b/src/Mod/Sketcher/Gui/CommandAlterGeometry.cpp
index 4d8fc012ad..4ee1de74e4 100644
--- a/src/Mod/Sketcher/Gui/CommandAlterGeometry.cpp
+++ b/src/Mod/Sketcher/Gui/CommandAlterGeometry.cpp
@@ -33,7 +33,7 @@
 #include <Gui/Command.h>
 #include <Gui/MainWindow.h>
 #include <Gui/BitmapFactory.h>
-#include <Gui/DlgEditFileIncludeProptertyExternal.h>
+#include <Gui/DlgEditFileIncludePropertyExternal.h>
 
 #include <Mod/Part/App/Geometry.h>
 #include <Mod/Sketcher/App/SketchObject.h>
@@ -168,5 +168,3 @@ void CreateSketcherCommandsAlterGeo(void)
 
     rcCmdMgr.addCommand(new CmdSketcherToggleConstruction());
 }
-
-
diff --git a/src/Mod/Sketcher/Gui/CommandConstraints.cpp b/src/Mod/Sketcher/Gui/CommandConstraints.cpp
index d92a1d46ee..c300515e60 100644
--- a/src/Mod/Sketcher/Gui/CommandConstraints.cpp
+++ b/src/Mod/Sketcher/Gui/CommandConstraints.cpp
@@ -38,7 +38,7 @@
 #include <Gui/SelectionFilter.h>
 #include <Gui/Command.h>
 #include <Gui/MainWindow.h>
-#include <Gui/DlgEditFileIncludeProptertyExternal.h>
+#include <Gui/DlgEditFileIncludePropertyExternal.h>
 #include <Gui/Action.h>
 #include <Gui/BitmapFactory.h>
 
diff --git a/src/Mod/Sketcher/Gui/CommandCreateGeo.cpp b/src/Mod/Sketcher/Gui/CommandCreateGeo.cpp
index 589271a8e0..40051ff20f 100644
--- a/src/Mod/Sketcher/Gui/CommandCreateGeo.cpp
+++ b/src/Mod/Sketcher/Gui/CommandCreateGeo.cpp
@@ -45,7 +45,7 @@
 #include <Gui/Document.h>
 #include <Gui/Command.h>
 #include <Gui/MainWindow.h>
-#include <Gui/DlgEditFileIncludeProptertyExternal.h>
+#include <Gui/DlgEditFileIncludePropertyExternal.h>
 #include <Gui/Selection.h>
 #include <Gui/SelectionFilter.h>
 #include <Mod/Sketcher/App/SketchObject.h>
diff --git a/src/Mod/Sketcher/Gui/CommandSketcherBSpline.cpp b/src/Mod/Sketcher/Gui/CommandSketcherBSpline.cpp
index 6966e008a0..7b0064a074 100644
--- a/src/Mod/Sketcher/Gui/CommandSketcherBSpline.cpp
+++ b/src/Mod/Sketcher/Gui/CommandSketcherBSpline.cpp
@@ -38,7 +38,7 @@
 #include <Gui/Selection.h>
 #include <Gui/Command.h>
 #include <Gui/MainWindow.h>
-#include <Gui/DlgEditFileIncludeProptertyExternal.h>
+#include <Gui/DlgEditFileIncludePropertyExternal.h>
 
 #include <Gui/Action.h>
 #include <Gui/BitmapFactory.h>
diff --git a/src/Mod/Sketcher/Gui/CommandSketcherTools.cpp b/src/Mod/Sketcher/Gui/CommandSketcherTools.cpp
index 7d5eeb0aca..8f386cf5c1 100644
--- a/src/Mod/Sketcher/Gui/CommandSketcherTools.cpp
+++ b/src/Mod/Sketcher/Gui/CommandSketcherTools.cpp
@@ -38,7 +38,7 @@
 #include <Gui/Selection.h>
 #include <Gui/Command.h>
 #include <Gui/MainWindow.h>
-#include <Gui/DlgEditFileIncludeProptertyExternal.h>
+#include <Gui/DlgEditFileIncludePropertyExternal.h>
 
 #include <Gui/Action.h>
 #include <Gui/BitmapFactory.h>
diff --git a/src/Mod/Sketcher/Gui/CommandSketcherVirtualSpace.cpp b/src/Mod/Sketcher/Gui/CommandSketcherVirtualSpace.cpp
index ffea76a62e..08642e2c1a 100644
--- a/src/Mod/Sketcher/Gui/CommandSketcherVirtualSpace.cpp
+++ b/src/Mod/Sketcher/Gui/CommandSketcherVirtualSpace.cpp
@@ -38,7 +38,7 @@
 #include <Gui/Selection.h>
 #include <Gui/Command.h>
 #include <Gui/MainWindow.h>
-#include <Gui/DlgEditFileIncludeProptertyExternal.h>
+#include <Gui/DlgEditFileIncludePropertyExternal.h>
 
 #include <Gui/Action.h>
 #include <Gui/BitmapFactory.h>
diff --git a/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp b/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
index a586582f11..74eca628de 100644
--- a/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
+++ b/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
@@ -99,7 +99,7 @@
 #include <Gui/MenuManager.h>
 #include <Gui/View3DInventor.h>
 #include <Gui/View3DInventorViewer.h>
-#include <Gui/DlgEditFileIncludeProptertyExternal.h>
+#include <Gui/DlgEditFileIncludePropertyExternal.h>
 #include <Gui/SoFCBoundingBox.h>
 #include <Gui/SoFCUnifiedSelection.h>
 #include <Gui/Inventor/MarkerBitmaps.h>