diff --git a/src/App/DocumentObject.cpp b/src/App/DocumentObject.cpp
index 00f6411a5..cde03faa4 100644
--- a/src/App/DocumentObject.cpp
+++ b/src/App/DocumentObject.cpp
@@ -206,7 +206,7 @@ void DocumentObject::onChanged(const Property* prop)
     if (_pDoc)
         _pDoc->onChangedProperty(this,prop);
 
-    if (prop == &Label && _pDoc)
+    if (prop == &Label && _pDoc && oldLabel != Label.getStrValue())
         _pDoc->signalRelabelObject(*this);
 
     if (prop->getType() & Prop_Output)