diff --git a/linux-6.6/rk3568_patch/kernel.patch b/linux-6.6/rk3568_patch/kernel.patch
index 1ed6c6098ecae2c36675b3d41a2a1ac30b50e240..53d38a8bc52f9278fc1a97ebb8c9721841ee2fc1 100644
--- a/linux-6.6/rk3568_patch/kernel.patch
+++ b/linux-6.6/rk3568_patch/kernel.patch
@@ -1540800,7 +1540800,7 @@ index 000000000..c27ac3484
 +#endif
 +	.dumb_create = rknpu_gem_dumb_create,
 +#if KERNEL_VERSION(4, 19, 0) > LINUX_VERSION_CODE
-+	.dumb_map_offset = rknpu_gem_dumb_map_offset,
++	.dumb_map_offset = drm_gem_dumb_map_offset,
 +#else
 +	.dumb_map_offset = drm_gem_dumb_map_offset,
 +#endif