diff --git a/sdk/include/sl_lidar_driver_impl.h b/sdk/include/sl_lidar_driver_impl.h
index 3c1b814..3e4f795 100644
--- a/sdk/include/sl_lidar_driver_impl.h
+++ b/sdk/include/sl_lidar_driver_impl.h
@@ -115,7 +115,7 @@ namespace sl {
 			void _dense_capsuleToNormal(const sl_lidar_response_capsule_measurement_nodes_t & capsule, sl_lidar_response_measurement_node_hq_t *nodebuffer, size_t &nodeCount);
 			sl_result _cacheCapsuledScanData();
 
-			void _ultra_dense_capsuleToNormal(const sl_lidar_response_ultra_dense_capsule_measurement_nodes_t& capslue, sl_lidar_response_measurement_node_hq_t* nodebuffer, size_t& nodeCount);
+			void _ultra_dense_capsuleToNormal(const sl_lidar_response_ultra_dense_capsule_measurement_nodes_t& capsule, sl_lidar_response_measurement_node_hq_t* nodebuffer, size_t& nodeCount);
 			sl_result _waitUltraDenseCapsuledNode(sl_lidar_response_ultra_dense_capsule_measurement_nodes_t& node, sl_u32 timeout = DEFAULT_TIMEOUT);
 			sl_result _cacheUltraDenseCapsuledScanData();
 			
diff --git a/sdk/src/sl_lidar_driver.cpp b/sdk/src/sl_lidar_driver.cpp
index e377dcf..cdc0705 100644
--- a/sdk/src/sl_lidar_driver.cpp
+++ b/sdk/src/sl_lidar_driver.cpp
@@ -1777,10 +1777,10 @@ namespace sl {
             return SL_RESULT_OPERATION_TIMEOUT;
         }
 
-        void _ultra_dense_capsuleToNormal(const sl_lidar_response_ultra_dense_capsule_measurement_nodes_t& capslue, sl_lidar_response_measurement_node_hq_t* nodebuffer, size_t& nodeCount)
+        void _ultra_dense_capsuleToNormal(const sl_lidar_response_ultra_dense_capsule_measurement_nodes_t& capsule, sl_lidar_response_measurement_node_hq_t* nodebuffer, size_t& nodeCount)
         {
             static int lastNodeSyncBit = 0;
-            const sl_lidar_response_ultra_dense_capsule_measurement_nodes_t* ultra_dense_capsule = reinterpret_cast<const sl_lidar_response_ultra_dense_capsule_measurement_nodes_t*>(&capslue);
+            const sl_lidar_response_ultra_dense_capsule_measurement_nodes_t* ultra_dense_capsule = reinterpret_cast<const sl_lidar_response_ultra_dense_capsule_measurement_nodes_t*>(&capsule);
             nodeCount = 0;
             if (_is_previous_capsuledataRdy) {
                 int diffAngle_q8;