diff --git a/sdk_core/comm/define.h b/sdk_core/comm/define.h
index 66996bf..fa4ce9f 100644
--- a/sdk_core/comm/define.h
+++ b/sdk_core/comm/define.h
@@ -33,6 +33,8 @@
 #include <atomic>
 
 #include "livox_lidar_def.h"
+#include <cstdint>  // add
+
 
 namespace livox {
 namespace lidar {
diff --git a/sdk_core/logger_handler/file_manager.h b/sdk_core/logger_handler/file_manager.h
index 242a431..21ac536 100644
--- a/sdk_core/logger_handler/file_manager.h
+++ b/sdk_core/logger_handler/file_manager.h
@@ -28,6 +28,7 @@
 #include <string>
 #include <vector>
 #include <map>
+#include <cstdint>  // add