diff --git a/src/import/objectMaker.cpp b/src/import/objectMaker.cpp
index 3741e9837..938d44fc3 100644
--- a/src/import/objectMaker.cpp
+++ b/src/import/objectMaker.cpp
@@ -424,7 +424,7 @@ void ObjectSignature::setDstPortRangeFromPortOp(const QString &port_op,
     }
 }
 
-QString ObjectSignature::ObjectSignature::toString() const
+QString ObjectSignature::toString() const
 {
     QStringList sig;