diff --git a/lib/xy.h b/lib/xy.h
index b335084..d44bc3b 100644
--- a/lib/xy.h
+++ b/lib/xy.h
@@ -19,7 +19,7 @@
 #ifndef XY_H
 #define XY_H
 
-#define _XY_Version       "v0.1.5.4-2025/08/09"
+#define _XY_Version       "v0.1.5.5-2025/08/09"
 #define _XY_Maintain_URL  "https://github.com/RubyMetric/chsrc/blob/dev/lib/xy.h"
 #define _XY_Maintain_URL2 "https://gitee.com/RubyMetric/chsrc/blob/dev/lib/xy.h"
 
@@ -37,6 +37,7 @@
 #include <stdbool.h>
 #include <stddef.h>
 #include <stdio.h>
+#include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>