diff --git a/main.cc b/main.cc
index 4288d76..5445a98 100644
--- a/main.cc
+++ b/main.cc
@@ -1,4 +1,4 @@
-#define VER "3.1_beta"
+#define VER "3.1.0"
 
 #include <stdio.h>
 #include <sys/stat.h>