diff --git a/src/Mod/Part/App/PrimitiveFeature.cpp b/src/Mod/Part/App/PrimitiveFeature.cpp
index 8c6fe8fe8..34818bc95 100644
--- a/src/Mod/Part/App/PrimitiveFeature.cpp
+++ b/src/Mod/Part/App/PrimitiveFeature.cpp
@@ -553,8 +553,7 @@ App::DocumentObjectExecReturn *RegularPolygon::execute(void)
         return new App::DocumentObjectExecReturn("Less than the minimum 3 sides is invalid");
     if (Radius.getValue() < Precision::Confusion())
         return new App::DocumentObjectExecReturn("Radius of prism too small");
-//    if (Height.getValue() < Precision::Confusion())
-//        return new App::DocumentObjectExecReturn("Height of prism too small");
+
     try {
         long nodes = NumberOfSides.getValue();
 
@@ -569,8 +568,6 @@ App::DocumentObjectExecReturn *RegularPolygon::execute(void)
             v = mat * v;
         }
         mkPoly.Add(gp_Pnt(v.x,v.y,v.z));
-//        BRepBuilderAPI_MakeFace mkFace(mkPoly.Wire());
-//        BRepPrimAPI_MakePrism mkPrism(mkFace.Face(), gp_Vec(0,0,Height.getValue()));
         this->Shape.setValue(mkPoly.Shape());
     }
     catch (Standard_Failure) {
@@ -842,12 +839,12 @@ App::DocumentObjectExecReturn *Spiral::execute(void)
         Handle(Geom2d_Line) line = new Geom2d_Line(aAx2d);
         gp_Pnt2d beg = line->Value(0);
         gp_Pnt2d end = line->Value(sqrt(4.0*M_PI*M_PI+myPitch*myPitch)*(myHeight/myPitch));
-
-        // calculate end point for conical helix
-        Standard_Real v = myHeight / cos(myAngle);
-        Standard_Real u = (myHeight/myPitch) * 2.0 * M_PI;
-        gp_Pnt2d cend(u, v);
-        end = cend;
+
+        // calculate end point for conical helix
+        Standard_Real v = myHeight / cos(myAngle);
+        Standard_Real u = (myHeight/myPitch) * 2.0 * M_PI;
+        gp_Pnt2d cend(u, v);
+        end = cend;
 
         Handle(Geom2d_TrimmedCurve) segm = GCE2d_MakeSegment(beg , end);
 
diff --git a/src/Mod/Part/App/PrimitiveFeature.h b/src/Mod/Part/App/PrimitiveFeature.h
index 6e52a9e66..8ce7710dc 100644
--- a/src/Mod/Part/App/PrimitiveFeature.h
+++ b/src/Mod/Part/App/PrimitiveFeature.h
@@ -229,7 +229,6 @@ public:
 
     App::PropertyIntegerConstraint NumberOfSides;
     App::PropertyLength Radius;
-//    App::PropertyLength Height;
 
     /** @name methods override feature */
     //@{