diff --git a/gear_sonic_deploy/src/g1/g1_deploy_onnx_ref/src/g1_deploy_onnx_ref.cpp b/gear_sonic_deploy/src/g1/g1_deploy_onnx_ref/src/g1_deploy_onnx_ref.cpp
index 5ed68e3..bda6a71 100644
--- a/gear_sonic_deploy/src/g1/g1_deploy_onnx_ref/src/g1_deploy_onnx_ref.cpp
+++ b/gear_sonic_deploy/src/g1/g1_deploy_onnx_ref/src/g1_deploy_onnx_ref.cpp
@@ -2849,8 +2849,8 @@ class G1Deploy {
       static int waist_log_cnt = 0;
       if (++waist_log_cnt >= 100) {
         waist_log_cnt = 0;
-        auto ls = low_state_buffer_.GetData();
-        float hw_q = ls ? ls->motor_state()[14].q() : -999.0f;
+        const auto ls_dbg = low_state_buffer_.GetDataWithTime().data;
+        float hw_q = ls_dbg ? ls_dbg->motor_state()[14].q() : -999.0f;
         std::cout << "[WAIST_DBG] cmd_q=" << motor_command_tmp.q_target.at(14)
                   << " hw_q=" << hw_q
                   << " kp=" << motor_command_tmp.kp.at(14)