diff --git a/src/Mod/Sketcher/Gui/TaskSketcherConstraints.cpp b/src/Mod/Sketcher/Gui/TaskSketcherConstraints.cpp
index e518b41308..1070520846 100644
--- a/src/Mod/Sketcher/Gui/TaskSketcherConstraints.cpp
+++ b/src/Mod/Sketcher/Gui/TaskSketcherConstraints.cpp
@@ -1772,7 +1772,7 @@ void TaskSketcherConstraints::onFilterListItemChanged(QListWidgetItem* item)
     for (int i = filterList->count() - 1; i >= 0; i--) {
         bool isChecked = filterList->item(i)->checkState() == Qt::Checked;
         filterState = filterState << 1;// we shift left first, else the list is shifted at the end.
-        filterState = filterState | isChecked;
+        filterState = filterState | (isChecked ? 1 : 0);
     }
     ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath(
         "User parameter:BaseApp/Preferences/Mod/Sketcher/General");
diff --git a/src/Mod/Sketcher/Gui/TaskSketcherElements.cpp b/src/Mod/Sketcher/Gui/TaskSketcherElements.cpp
index 57a0491e71..d8ed1b524e 100644
--- a/src/Mod/Sketcher/Gui/TaskSketcherElements.cpp
+++ b/src/Mod/Sketcher/Gui/TaskSketcherElements.cpp
@@ -1301,7 +1301,7 @@ void TaskSketcherElements::onListMultiFilterItemChanged(QListWidgetItem* item)
     for (int i = filterList->count() - 1; i >= 0; i--) {
         bool isChecked = filterList->item(i)->checkState() == Qt::Checked;
         filterState = filterState << 1;// we shift left first, else the list is shifted at the end.
-        filterState = filterState | isChecked;
+        filterState = filterState | (isChecked ? 1 : 0);
     }
     ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath(
         "User parameter:BaseApp/Preferences/Mod/Sketcher/General");