diff --git a/src/Widgets/Common/BaseWidget.cpp b/src/Widgets/Common/BaseWidget.cpp
index 71663f37..ffcb0bd9 100644
--- a/src/Widgets/Common/BaseWidget.cpp
+++ b/src/Widgets/Common/BaseWidget.cpp
@@ -29,7 +29,8 @@
 using namespace Widgets;
 
 BaseWidget::BaseWidget()
-    : m_widget(nullptr)
+    : m_index(-1)
+    , m_widget(nullptr)
     , m_resizeWidget(true)
 {
     // Set window palette