diff --git a/dlls/d3d9/directx.c b/dlls/d3d9/directx.c
index 8f5f1437cab..5772c111b53 100644
--- a/dlls/d3d9/directx.c
+++ b/dlls/d3d9/directx.c
@@ -498,7 +498,7 @@ static HRESULT WINAPI DECLSPEC_HOTPATCH d3d9_CreateDevice(IDirect3D9Ex *iface, U
     }
 
     TRACE("Created device %p.\n", object);
-    *device = (IDirect3DDevice9 *)object;
+    *device = (IDirect3DDevice9 *)&object->IDirect3DDevice9Ex_iface;
 
     return D3D_OK;
 }