diff --git a/src/Mod/Sketcher/Gui/EditModeGridCoinManager.cpp b/src/Mod/Sketcher/Gui/EditModeGridCoinManager.cpp
index 3f33775861..5db5429691 100644
--- a/src/Mod/Sketcher/Gui/EditModeGridCoinManager.cpp
+++ b/src/Mod/Sketcher/Gui/EditModeGridCoinManager.cpp
@@ -30,12 +30,17 @@
 # include <Inventor/nodes/SoMaterial.h>
 # include <Inventor/nodes/SoPickStyle.h>
 # include <Inventor/nodes/SoVertexProperty.h>
+# include <Inventor/nodes/SoSeparator.h>
+# include <Inventor/nodes/SoBaseColor.h>
+# include <Inventor/SbVec3f.h>
 #endif  // #ifndef _PreComp_
 
 #include <Gui/Application.h>
 #include <Gui/View3DInventor.h>
+#include <Gui/View3DInventorViewer.h>
 #include <Gui/SoFCBoundingBox.h>
 
+#include "ViewProviderSketch.h"
 #include "EditModeCoinManager.h"
 #include "EditModeGridCoinManager.h"
 
diff --git a/src/Mod/Sketcher/Gui/EditModeGridCoinManager.h b/src/Mod/Sketcher/Gui/EditModeGridCoinManager.h
index d6147c32a4..99d353a6eb 100644
--- a/src/Mod/Sketcher/Gui/EditModeGridCoinManager.h
+++ b/src/Mod/Sketcher/Gui/EditModeGridCoinManager.h
@@ -24,17 +24,17 @@
 #ifndef SKETCHERGUI_EditModeGridCoinManager_H
 #define SKETCHERGUI_EditModeGridCoinManager_H
 
-#include <Inventor/nodes/SoSeparator.h>
-#include <Inventor/nodes/SoBaseColor.h>
-#include <Inventor/SbVec3f.h>
 
 #include <Base/Parameter.h>
 #include <App/Application.h>
-#include <Gui/View3DInventorViewer.h>
 
-#include "ViewProviderSketch.h"
 #include "EditModeCoinManagerParameters.h"
 
+class SoSeparator;
+class SoBaseColor;
+class SbVec3f;
+class View3DInventorViewer;
+
 namespace SketcherGui {
 
 class ViewProviderSketch;