diff --git a/include/wx/gtk/clipbrd.h b/include/wx/gtk/clipbrd.h
index 4af988f80c..ff24ad33dc 100644
--- a/include/wx/gtk/clipbrd.h
+++ b/include/wx/gtk/clipbrd.h
@@ -118,6 +118,9 @@ private:
     GtkWidget *m_clipboardWidget;  // for getting and offering data
     GtkWidget *m_targetsWidget;    // for getting list of supported formats
 
+    // ID of the connection to "selection_get" signal, initially 0.
+    unsigned long m_idSelectionGetHandler;
+
     bool m_open;
     bool m_formatSupported;
 
diff --git a/src/gtk/clipbrd.cpp b/src/gtk/clipbrd.cpp
index 8b3d228a4f..e41b5e654c 100644
--- a/src/gtk/clipbrd.cpp
+++ b/src/gtk/clipbrd.cpp
@@ -434,6 +434,8 @@ IMPLEMENT_DYNAMIC_CLASS(wxClipboard,wxObject)
 
 wxClipboard::wxClipboard()
 {
+    m_idSelectionGetHandler = 0;
+
     m_open = false;
 
     m_dataPrimary =
@@ -642,9 +644,13 @@ bool wxClipboard::AddData( wxDataObject *data )
         AddSupportedTarget(format);
     }
 
-    g_signal_connect (m_clipboardWidget, "selection_get",
+    if ( !m_idSelectionGetHandler )
+    {
+        m_idSelectionGetHandler = g_signal_connect (
+                      m_clipboardWidget, "selection_get",
                       G_CALLBACK (selection_handler),
                       GUINT_TO_POINTER (gtk_get_current_event_time()) );
+    }
 
     // tell the world we offer clipboard data
     return SetSelectionOwner();