diff --git a/src/meta.cpp b/src/meta.cpp
index 49787bf..4be2822 100644
--- a/src/meta.cpp
+++ b/src/meta.cpp
@@ -1,4 +1,4 @@
 #include "meta.hpp"
 
 const char *Meta::project = "RT soldering pen";
-const char *Meta::version = "v0.3.0";
+const char *Meta::version = "v0.4.0";