diff --git a/sdk_core/include/livox_def.h b/sdk_core/include/livox_def.h
index d627db3..95e91a1 100644
--- a/sdk_core/include/livox_def.h
+++ b/sdk_core/include/livox_def.h
@@ -141,7 +141,7 @@ typedef enum {
 
 #define LIVOX_SDK_MAJOR_VERSION       2
 #define LIVOX_SDK_MINOR_VERSION       3
-#define LIVOX_SDK_PATCH_VERSION       0
+#define LIVOX_SDK_PATCH_VERSION       1
 
 #define kBroadcastCodeSize 16