1 files changed, 4 insertions, 0 deletions
diff --git a/src/live_effects/parameter/powerstrokepointarray.h b/src/live_effects/parameter/powerstrokepointarray.h
index 0a33c0369..66eb3c987 100644
--- a/src/live_effects/parameter/powerstrokepointarray.h
+++ b/src/live_effects/parameter/powerstrokepointarray.h
@@ -22,6 +22,8 @@ namespace Inkscape {
 
 namespace LivePathEffect {
 
+class PowerStrokePointArrayParamKnotHolderEntity;
+
 class PowerStrokePointArrayParam : public ArrayParam<Geom::Point> {
 public:
     PowerStrokePointArrayParam( const Glib::ustring& label,
@@ -41,6 +43,8 @@ public:
     virtual bool providesKnotHolderEntities() { return true; }
     virtual void addKnotHolderEntities(KnotHolder *knotholder, SPDesktop *desktop, SPItem *item);
 
+    friend class PowerStrokePointArrayParamKnotHolderEntity;
+
 private:
     PowerStrokePointArrayParam(const PowerStrokePointArrayParam&);
     PowerStrokePointArrayParam& operator=(const PowerStrokePointArrayParam&);