diff --git a/main.cpp b/main.cpp
index 2b6e459e..e6f2cbd1 100644
--- a/main.cpp
+++ b/main.cpp
@@ -15,7 +15,7 @@
 #include <iomanip>
 #include <cstring>
 
-#define VERSION_STRING "3.0"
+#define VERSION_STRING "3.1"
 
 #include "Stream.h"