diff --git a/ggml/src/ggml-rknpu2/ggml-rknpu2.cpp b/ggml/src/ggml-rknpu2/ggml-rknpu2.cpp
index 55ae0ca36..67fa4562b 100644
--- a/ggml/src/ggml-rknpu2/ggml-rknpu2.cpp
+++ b/ggml/src/ggml-rknpu2/ggml-rknpu2.cpp
@@ -1209,6 +1209,8 @@ static ggml_backend_buffer_t ggml_backend_rknpu_buffer_type_alloc_buffer(ggml_ba
         /* .memset_tensor = */ NULL,
         /* .set_tensor    = */ ggml_backend_rknpu_buffer_set_tensor,
         /* .get_tensor    = */ ggml_backend_rknpu_buffer_get_tensor,
+        /* .set_tensor_2d = */ NULL,
+        /* .get_tensor_2d = */ NULL,
         /* .cpy_tensor    = */ NULL,
         /* .clear         = */ ggml_backend_rknpu_buffer_clear,
         /* .reset         = */ NULL,
@@ -1340,6 +1342,8 @@ static ggml_backend_t ggml_backend_rknpu_device_init_backend(ggml_backend_dev_t
         /* .free               = */ ggml_backend_rknpu_free,
         /* .set_tensor_async   = */ NULL,
         /* .get_tensor_async   = */ NULL,
+        /* .set_tensor_2d_async= */ NULL,
+        /* .get_tensor_2d_async= */ NULL,
         /* .cpy_tensor_async   = */ NULL,
         /* .synchronize        = */ NULL,
         /* .graph_plan_create  = */ NULL,