diff --git a/Orange/canvas/document/interactions.py b/Orange/canvas/document/interactions.py
index 79cb528175c..fdee61aa6d7 100644
--- a/Orange/canvas/document/interactions.py
+++ b/Orange/canvas/document/interactions.py
@@ -392,6 +392,7 @@ def mouseMoveEvent(self, event):
 
     def mouseReleaseEvent(self, event):
         if self.tmp_link_item:
+            self.force_link_dialog = bool(event.modifiers() & Qt.ShiftModifier)
             item = self.target_node_item_at(event.scenePos())
             node = None
             stack = self.document.undoStack()
@@ -501,7 +502,7 @@ def connect_nodes(self, source_node, sink_node):
             # to SchemeLinks later
             links_to_add = [(source, sink)]
             links_to_remove = []
-            show_link_dialog = False
+            show_link_dialog = self.force_link_dialog
 
             # Ambiguous new link request.
             if len(possible) >= 2: