1 files changed, 12 insertions, 0 deletions
diff --git a/src/object-edit.cpp b/src/object-edit.cpp
index 1c828e1e5..528f202ab 100644
--- a/src/object-edit.cpp
+++ b/src/object-edit.cpp
@@ -719,6 +719,7 @@ class ArcKnotHolderEntityStart : public KnotHolderEntity {
 public:
     virtual Geom::Point knot_get();
     virtual void knot_set(Geom::Point const &p, Geom::Point const &origin, guint state);
+    virtual void knot_click(guint state);
 };
 
 class ArcKnotHolderEntityEnd : public KnotHolderEntity {
@@ -793,6 +794,17 @@ ArcKnotHolderEntityStart::knot_get()
 }
 
 void
+ArcKnotHolderEntityStart::knot_click(guint state)
+{
+    SPGenericEllipse *ge = SP_GENERICELLIPSE(item);
+
+    if (state & GDK_SHIFT_MASK) {
+        ge->end = ge->start = 0;
+        (static_cast<SPObject *>(ge))->updateRepr();
+    }
+}
+
+void
 ArcKnotHolderEntityEnd::knot_set(Geom::Point const &p, Geom::Point const &/*origin*/, guint state)
 {
     Inkscape::Preferences *prefs = Inkscape::Preferences::get();