diff --git a/include/MWSessionI.h b/include/MWSessionI.h
index 15972c5..f790ddd 100644
--- a/include/MWSessionI.h
+++ b/include/MWSessionI.h
@@ -10,7 +10,7 @@ public:
 
     MWSessionI(const std::shared_ptr<MWMap>&, const std::string&, bool trace, const std::shared_ptr<Ice::Logger>& logger);
 
-    virtual void setCallback(std::shared_ptr<MWMap::MWMapCallbackPrx>, const Ice::Current&) override;
+    virtual void setCallback(std::shared_ptr<MW::MWMapCallbackPrx>, const Ice::Current&) override;
     virtual long long send(std::string, const Ice::Current&) override;
     virtual void destroy(const Ice::Current&) override;