diff --git a/include/zupt.h b/include/zupt.h
index 63b3d45..d175d99 100644
--- a/include/zupt.h
+++ b/include/zupt.h
@@ -30,7 +30,7 @@
   #define zupt_mkdir(p) mkdir(p, 0755)
 #endif
 
-#define ZUPT_VERSION_STRING "0.7.0"
+#define ZUPT_VERSION_STRING "1.0.0"
 #define ZUPT_FORMAT_MAJOR   1
 #define ZUPT_FORMAT_MINOR   4