diff --git a/src/engine/client/client.h b/src/engine/client/client.h
index 44014099b..b128ac89d 100644
--- a/src/engine/client/client.h
+++ b/src/engine/client/client.h
@@ -259,7 +259,7 @@ public:
 	void ProcessConnlessPacket(CNetChunk *pPacket);
 	void ProcessServerPacket(CNetChunk *pPacket);
 
-	virtual const char *MapDownloadName() { return m_aMapdownloadName; }
+	virtual const char *MapDownloadName() const { return m_aMapdownloadName; }
 	virtual int MapDownloadAmount() const { return m_MapdownloadAmount; }
 	virtual int MapDownloadTotalsize() const { return m_MapdownloadTotalsize; }