diff --git a/orbbec_camera/src/ob_camera_node.cpp b/orbbec_camera/src/ob_camera_node.cpp
index 3663e70a..b4874abe 100755
--- a/orbbec_camera/src/ob_camera_node.cpp
+++ b/orbbec_camera/src/ob_camera_node.cpp
@@ -3243,6 +3243,10 @@ void OBCameraNode::setupDepthPostProcessFilter() {
       auto threshold_filter = filter->as<ob::ThresholdFilter>();
       if (threshold_filter_min_ != -1 && threshold_filter_max_ != -1) {
         threshold_filter->setValueRange(threshold_filter_min_, threshold_filter_max_);
+      } else if (threshold_filter_min_ != -1) {
+        threshold_filter->setConfigValue("min", threshold_filter_min_);
+      } else if (threshold_filter_max_ != -1) {
+        threshold_filter->setConfigValue("max", threshold_filter_max_);
       }
       RCLCPP_INFO_STREAM(logger_, "Current threshold filter value range: "
                                       << static_cast<int>(threshold_filter->getConfigValue("min"))