diff --git a/dlls/wined3d/directx.c b/dlls/wined3d/directx.c
index 2d81a6df624..afe2d1c3ca1 100644
--- a/dlls/wined3d/directx.c
+++ b/dlls/wined3d/directx.c
@@ -4537,6 +4537,7 @@ HRESULT CDECL wined3d_set_adapter_display_mode(struct wined3d *wined3d,
             || !(new_mode.dmFields & DM_DISPLAYFLAGS)))
     {
         TRACE("Skipping redundant mode setting call.\n");
+        adapter->screen_format = new_format_id;
         return WINED3D_OK;
     }