diff --git a/platform/qtplatform.cpp b/platform/qtplatform.cpp
index 0d2fcfe8f6..c4900d2b1c 100644
--- a/platform/qtplatform.cpp
+++ b/platform/qtplatform.cpp
@@ -280,7 +280,7 @@ public:
     return 1;
   }
 
-  string QtPlatform::DeviceID() const
+  string DeviceID() const
   {
     return "DesktopVersion";
   }