diff --git a/src/comm/LinkConfiguration.cc b/src/comm/LinkConfiguration.cc
index 17b5428e06fe404814909d4a2698be84c2540ee9..367051b73b325befa918480a0cf27b327e2f7908 100644
--- a/src/comm/LinkConfiguration.cc
+++ b/src/comm/LinkConfiguration.cc
@@ -158,5 +158,8 @@ void LinkConfiguration::setName(const QString name)
 
 void LinkConfiguration::setLink(LinkInterface* link)
 {
-    _link = link;
+    if(_link != link) {
+        _link = link;
+        emit linkChanged(link);
+    }
 }
diff --git a/src/comm/LinkConfiguration.h b/src/comm/LinkConfiguration.h
index a5e272f27ce1886c84964459cbccd15b0cade5e2..0158cc4a5d449f376393a16d8fde22da17f937d1 100644
--- a/src/comm/LinkConfiguration.h
+++ b/src/comm/LinkConfiguration.h
@@ -28,7 +28,7 @@ public:
     virtual ~LinkConfiguration() {}
 
     Q_PROPERTY(QString          name                READ name           WRITE setName           NOTIFY nameChanged)
-    Q_PROPERTY(LinkInterface*   link                READ link           WRITE setLink)
+    Q_PROPERTY(LinkInterface*   link                READ link           WRITE setLink           NOTIFY linkChanged)
     Q_PROPERTY(LinkType         linkType            READ type                                   CONSTANT)
     Q_PROPERTY(bool             dynamic             READ isDynamic      WRITE setDynamic        NOTIFY dynamicChanged)
     Q_PROPERTY(bool             autoConnect         READ isAutoConnect  WRITE setAutoConnect    NOTIFY autoConnectChanged)
@@ -180,6 +180,7 @@ signals:
     void nameChanged        (const QString& name);
     void dynamicChanged     ();
     void autoConnectChanged ();
+    void linkChanged        (LinkInterface* link);
 
 protected:
     LinkInterface* _link; ///< Link currently using this configuration (if any)