diff --git a/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp b/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
index 4e5b398251..776bd3bbcf 100644
--- a/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
+++ b/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
@@ -467,6 +467,11 @@ bool ViewProviderSketch::keyPressed(bool pressed, int key)
             }
             return false;
         }
+    case SoKeyboardEvent::LEFT_SHIFT:
+        if (Mode < STATUS_SKETCH_UseHandler) {
+            editCoinManager->setConstraintSelectability(!pressed);
+            return true;
+        }
     default:
         {
             if (isInEditMode() && sketchHandler)