diff --git a/src/KDDockWidgets.cpp b/src/KDDockWidgets.cpp
index 5e030fb6..435d309e 100644
--- a/src/KDDockWidgets.cpp
+++ b/src/KDDockWidgets.cpp
@@ -12,6 +12,14 @@
 
 #include "kddockwidgets/KDDockWidgets.h"
 
+#include "kddockwidgets/views/SideBar.h"
+#include "kddockwidgets/views/Frame.h"
+#include "kddockwidgets/views/TabBar.h"
+#include "kddockwidgets/views/TitleBar.h"
+#include "kddockwidgets/views/MainWindow.h"
+#include "kddockwidgets/views/Stack.h"
+#include "kddockwidgets/views/Frame.h"
+
 #ifdef KDDW_FRONTEND_QTWIDGETS
 #include "qtwidgets/Platform_qtwidgets.h"
 #endif
@@ -40,3 +48,13 @@ void KDDockWidgets::initFrontend(FrontendType type)
         break;
     }
 }
+
+namespace KDDockWidgets::Views {
+// Fix -Wweak-vtables warnings
+SideBar::~SideBar() = default;
+Stack::~Stack() = default;
+TabBar::~TabBar() = default;
+TitleBar::~TitleBar() = default;
+MainWindow::~MainWindow() = default;
+Frame::~Frame() = default;
+}
diff --git a/src/qtquick/TestHelpers_qtquick.cpp b/src/qtquick/TestHelpers_qtquick.cpp
index ca723dc2..00426747 100644
--- a/src/qtquick/TestHelpers_qtquick.cpp
+++ b/src/qtquick/TestHelpers_qtquick.cpp
@@ -38,6 +38,8 @@ public:
         setMaximumSize(opts.maxSize);
     }
 
+    ~TestView_qtquick();
+
     QSize sizeHint() const override
     {
         return m_opts.sizeHint;
@@ -46,6 +48,9 @@ public:
 private:
     Platform::CreateViewOptions m_opts;
 };
+
+TestView_qtquick::~TestView_qtquick() = default;
+
 }
 
 Platform_qtquick::Platform_qtquick(int &argc, char **argv)
diff --git a/src/views/ClassicIndicatorWindow.h b/src/views/ClassicIndicatorWindow.h
index 885ccc59..c7a68e3c 100644
--- a/src/views/ClassicIndicatorWindow.h
+++ b/src/views/ClassicIndicatorWindow.h
@@ -20,7 +20,7 @@ namespace Views {
 
 /// @brief The window that will hold the classic indicators
 /// This is a window so it can be over the window that is being dragged
-class ClassicIndicatorWindow
+class DOCKS_EXPORT ClassicIndicatorWindow
 {
 public:
     virtual ~ClassicIndicatorWindow();
diff --git a/src/views/Frame.h b/src/views/Frame.h
index 6c21524e..3099795e 100644
--- a/src/views/Frame.h
+++ b/src/views/Frame.h
@@ -11,6 +11,8 @@
 
 #pragma once
 
+#include "kddockwidgets/docks_export.h"
+
 class QString;
 class QIcon;
 class QRect;
@@ -24,9 +26,10 @@ class DockWidget;
 namespace Views {
 
 /// @brief The interface that Frame views should implement
-class Frame
+class DOCKS_EXPORT Frame
 {
 public:
+    virtual ~Frame();
     virtual void renameTab(int index, const QString &) = 0;
     virtual void changeTabIcon(int index, const QIcon &) = 0;
     virtual void removeWidget_impl(Controllers::DockWidget *) = 0;
diff --git a/src/views/MainWindow.h b/src/views/MainWindow.h
index 26c3de05..fff1293c 100644
--- a/src/views/MainWindow.h
+++ b/src/views/MainWindow.h
@@ -11,6 +11,7 @@
 
 #pragma once
 
+#include "kddockwidgets/docks_export.h"
 #include "kddockwidgets/KDDockWidgets.h"
 
 class QMargins;
@@ -25,9 +26,10 @@ class SideBar;
 namespace Views {
 
 /// @brief The interface that MainWindow views should implement
-class MainWindow
+class DOCKS_EXPORT MainWindow
 {
 public:
+    virtual ~MainWindow();
     virtual QMargins centerWidgetMargins() const = 0;
     virtual QRect centralAreaGeometry() const = 0;
     virtual void setContentsMargins(int left, int top, int right, int bottom) = 0;
diff --git a/src/views/SideBar.h b/src/views/SideBar.h
index 3d4afe29..7d3d6ca3 100644
--- a/src/views/SideBar.h
+++ b/src/views/SideBar.h
@@ -11,6 +11,8 @@
 
 #pragma once
 
+#include "kddockwidgets/docks_export.h"
+
 namespace KDDockWidgets {
 
 namespace Controllers {
@@ -23,6 +25,7 @@ namespace Views {
 class SideBar
 {
 public:
+    virtual ~SideBar();
     virtual void addDockWidget_Impl(Controllers::DockWidget *dock) = 0;
     virtual void removeDockWidget_Impl(Controllers::DockWidget *dock) = 0;
 };
diff --git a/src/views/Stack.h b/src/views/Stack.h
index e131bf2f..c3dd0742 100644
--- a/src/views/Stack.h
+++ b/src/views/Stack.h
@@ -11,6 +11,8 @@
 
 #pragma once
 
+#include "kddockwidgets/docks_export.h"
+
 class QPoint;
 class QIcon;
 class QString;
@@ -23,11 +25,11 @@ class DockWidget;
 
 namespace Views {
 
-
 /// @brief The interface that Stack views should implement
 class Stack
 {
 public:
+    virtual ~Stack();
     virtual bool isPositionDraggable(QPoint p) const = 0;
     virtual void setTabBarAutoHide(bool is) = 0;
     virtual void renameTab(int index, const QString &) = 0;
diff --git a/src/views/TabBar.h b/src/views/TabBar.h
index 5112df81..58d9ee2c 100644
--- a/src/views/TabBar.h
+++ b/src/views/TabBar.h
@@ -11,6 +11,8 @@
 
 #pragma once
 
+#include "kddockwidgets/docks_export.h"
+
 class QPoint;
 class QRect;
 class QString;
@@ -24,9 +26,10 @@ class DockWidget;
 namespace Views {
 
 /// @brief The interface that TabBar views should implement
-class TabBar
+class DOCKS_EXPORT TabBar
 {
 public:
+    virtual ~TabBar();
     virtual bool tabsAreMovable() const = 0;
     virtual int tabAt(QPoint localPt) const = 0;
     virtual void moveTabTo(int from, int to) = 0;
diff --git a/src/views/TitleBar.h b/src/views/TitleBar.h
index 683f6e7f..29b81c9a 100644
--- a/src/views/TitleBar.h
+++ b/src/views/TitleBar.h
@@ -11,6 +11,7 @@
 
 #pragma once
 
+#include "kddockwidgets/docks_export.h"
 
 namespace KDDockWidgets {
 
@@ -18,9 +19,10 @@ namespace Views {
 
 
 /// @brief The interface that TitleBar views should implement
-class TitleBar
+class DOCKS_EXPORT TitleBar
 {
 public:
+    virtual ~TitleBar();
     virtual void updateMaximizeButton() = 0;
 #ifdef DOCKS_DEVELOPER_MODE
     virtual bool isFloatButtonVisible() const = 0;