diff --git a/src/Gui/NavigationStyle.cpp b/src/Gui/NavigationStyle.cpp
index 99d8018250..6abef059fc 100644
--- a/src/Gui/NavigationStyle.cpp
+++ b/src/Gui/NavigationStyle.cpp
@@ -1480,8 +1480,9 @@ SbBool NavigationStyle::processEvent(const SoEvent * const ev)
     if ((curmode == NavigationStyle::SELECTION || curmode == NavigationStyle::IDLE)
             && !processed) {
         if (SoMouseButtonEvent::isButtonReleaseEvent(ev, SoMouseButtonEvent::BUTTON1)) {
-            if (!(QApplication::keyboardModifiers() == Qt::ControlModifier))
+            if (!ev->wasCtrlDown()) {
                 Gui::Selection().clearSelection();
+            }
         }
     }
 
diff --git a/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp b/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
index aa492b09c1..c5bc2a18bb 100644
--- a/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
+++ b/src/Mod/Sketcher/Gui/ViewProviderSketch.cpp
@@ -891,8 +891,9 @@ bool ViewProviderSketch::mouseButtonPressed(int Button, bool pressed, const SbVe
                     Mode = STATUS_NONE;
                     return true;
                 case STATUS_SKETCH_StartRubberBand: // a single click happened, so clear selection unless user hold control.
-                    if (!(QApplication::keyboardModifiers() == Qt::ControlModifier))
+                    if (!(QApplication::keyboardModifiers() & Qt::ControlModifier)) {
                         Gui::Selection().clearSelection();
+                    }
                     Mode = STATUS_NONE;
                     return true;
                 case STATUS_SKETCH_UseRubberBand: