diff --git a/src/Config.cpp b/src/Config.cpp
index 6721c67a..97c6e7b9 100644
--- a/src/Config.cpp
+++ b/src/Config.cpp
@@ -59,6 +59,7 @@ public:
     InternalFlags m_internalFlags = InternalFlag_None;
     CustomizableWidgets m_disabledPaintEvents = CustomizableWidget_None;
     qreal m_draggedWindowOpacity = Q_QNAN;
+    int m_mdiPopupThreshold = 250;
 };
 
 Config::Config()
@@ -310,4 +311,13 @@ Config::CustomizableWidgets Config::disabledPaintEvents() const
     return d->m_disabledPaintEvents;
 }
 
+void Config::setMDIPopupThreshold(int threshold)
+{
+    d->m_mdiPopupThreshold = threshold;
+}
+
+int Config::mdiPopupThreshold() const
+{
+    return d->m_mdiPopupThreshold;
+}
 }
diff --git a/src/Config.h b/src/Config.h
index fbb89a9e..8431d140 100644
--- a/src/Config.h
+++ b/src/Config.h
@@ -237,6 +237,12 @@ public:
     ///@warning Not for public consumption, support will be limited.
     void setInternalFlags(InternalFlags flags);
 
+    /// @brief Sets the MDI popup threshold. When the layout is MDI and you drag a dock widget
+    /// X pixels behond the window's edge, it will float the dock widget.
+    /// by default this value is 250px. Use -1 to disable
+    void setMDIPopupThreshold(int);
+    int mdiPopupThreshold() const;
+
 #ifdef KDDOCKWIDGETS_QTQUICK
     ///@brief Sets the QQmlEngine to use. Applicable only when using QtQuick.
     void setQmlEngine(QQmlEngine *);
diff --git a/src/private/DragController.cpp b/src/private/DragController.cpp
index b1fc31d3..3f8935fe 100644
--- a/src/private/DragController.cpp
+++ b/src/private/DragController.cpp
@@ -19,6 +19,7 @@
 #include "Qt5Qt6Compat_p.h"
 #include "Utils_p.h"
 #include "WidgetResizeHandler_p.h"
+#include "Config.h"
 
 #include <QMouseEvent>
 #include <QGuiApplication>
@@ -32,8 +33,6 @@
 # include <windows.h>
 #endif
 
-#define MDI_POPOUT_THRESHOLD 250
-
 using namespace KDDockWidgets;
 
 namespace KDDockWidgets {
@@ -450,9 +449,12 @@ bool StateInternalMDIDragging::handleMouseMove(QPoint globalPos)
 
     // Check if we need to pop out the MDI window (make it float)
     // If we drag the window against an edge, and move behind the edge some threshold, we float it
-    const QPoint overflow = newLocalPosBounded - newLocalPos;
-    if (qAbs(overflow.x()) > MDI_POPOUT_THRESHOLD || qAbs(overflow.y()) > MDI_POPOUT_THRESHOLD)
-        Q_EMIT q->mdiPopOut();
+    const int threshold = Config::self().mdiPopupThreshold();
+    if (threshold != -1) {
+        const QPoint overflow = newLocalPosBounded - newLocalPos;
+        if (qAbs(overflow.x()) > threshold || qAbs(overflow.y()) > threshold)
+            Q_EMIT q->mdiPopOut();
+    }
 
     return false;
 }