diff --git a/dlls/ddraw/device.c b/dlls/ddraw/device.c
index e7f3faf1a14..fb65272967a 100644
--- a/dlls/ddraw/device.c
+++ b/dlls/ddraw/device.c
@@ -175,7 +175,7 @@ IDirect3DDeviceImpl_7_QueryInterface(IDirect3DDevice7 *iface,
         TRACE("(%p) Returning IDirect3DDevice3 interface at %p\n", This, *obj);
     }
     else if ( IsEqualGUID( &IID_IDirect3DDevice7  , refiid ) ) {
-        *obj = This;
+        *obj = &This->IDirect3DDevice7_iface;
         TRACE("(%p) Returning IDirect3DDevice7 interface at %p\n", This, *obj);
     }