diff --git a/frame/item/appitem.cpp b/frame/item/appitem.cpp
index 5d893b1fc..46e908c68 100644
--- a/frame/item/appitem.cpp
+++ b/frame/item/appitem.cpp
@@ -363,8 +363,10 @@ void AppItem::dragEnterEvent(QDragEnterEvent *e)
         return;
 
     // ignore request dock event
-    if (e->mimeData()->formats().contains("RequestDock"))
-        return e->ignore();
+    QString draggingMimeKey = e->mimeData()->formats().contains("RequestDock") ? "RequestDock" : "text/plain";
+    if (QMimeDatabase().mimeTypeForFile(e->mimeData()->data(draggingMimeKey)).name() == "application/x-desktop") {
+        return;
+    }
 
     e->accept();
 }
diff --git a/frame/panel/mainpanel.cpp b/frame/panel/mainpanel.cpp
index 0d225beae..07d0e72d0 100644
--- a/frame/panel/mainpanel.cpp
+++ b/frame/panel/mainpanel.cpp
@@ -33,6 +33,9 @@ static DockItem *DraggingItem = nullptr;
 static PlaceholderItem *RequestDockItem = nullptr;
 
 const char *RequestDockKey = "RequestDock";
+const char *RequestDockKeyFallback = "text/plain";
+
+const char *DesktopMimeType = "application/x-desktop";
 
 MainPanel::MainPanel(QWidget *parent)
     : DBlurEffectWidget(parent),
@@ -213,10 +216,19 @@ void MainPanel::dragEnterEvent(QDragEnterEvent *e)
         DraggingItem = nullptr;
     }
 
-    if (!e->mimeData()->formats().contains(RequestDockKey))
+    m_draggingMimeKey = e->mimeData()->formats().contains(RequestDockKey) ? RequestDockKey : RequestDockKeyFallback;
+
+    // dragging item is NOT a desktop file
+    if (QMimeDatabase().mimeTypeForFile(e->mimeData()->data(m_draggingMimeKey)).name() != DesktopMimeType) {
+        m_draggingMimeKey.clear();
         return;
-    if (m_itemController->appIsOnDock(e->mimeData()->data(RequestDockKey)))
+    }
+
+    // dragging item has been docked
+    if (m_itemController->appIsOnDock(e->mimeData()->data(m_draggingMimeKey))) {
+        m_draggingMimeKey.clear();
         return;
+    }
 
     e->accept();
 }
@@ -255,7 +267,7 @@ void MainPanel::dropEvent(QDropEvent *e)
 
     if (RequestDockItem)
     {
-        m_itemController->placeholderItemDocked(e->mimeData()->data(RequestDockKey), RequestDockItem);
+        m_itemController->placeholderItemDocked(e->mimeData()->data(m_draggingMimeKey), RequestDockItem);
         m_itemController->placeholderItemRemoved(RequestDockItem);
         RequestDockItem->deleteLater();
         RequestDockItem = nullptr;
diff --git a/frame/panel/mainpanel.h b/frame/panel/mainpanel.h
index 7b9102a02..0e531b6ac 100644
--- a/frame/panel/mainpanel.h
+++ b/frame/panel/mainpanel.h
@@ -95,6 +95,8 @@ private:
     DockItemController *m_itemController;
 
     QWidget *m_appDragWidget;
+
+    QString m_draggingMimeKey;
 };
 
 #endif // MAINPANEL_H