diff --git a/sdk/src/sl_lidar_driver.cpp b/sdk/src/sl_lidar_driver.cpp
index 1e7e234c..c1677481 100644
--- a/sdk/src/sl_lidar_driver.cpp
+++ b/sdk/src/sl_lidar_driver.cpp
@@ -551,7 +551,7 @@ namespace sl {
        
         sl_result grabScanDataHq(sl_lidar_response_measurement_node_hq_t* nodebuffer, size_t& count, sl_u32 timeout = DEFAULT_TIMEOUT)
         {
-            switch (_dataEvt.wait(timeout))
+            switch (static_cast<int>(_dataEvt.wait(timeout)))
             {
             case rp::hal::Event::EVENT_TIMEOUT:
                 count = 0;