diff --git a/app/gui/oven_control/define.h b/app/gui/oven_control/define.h
index 6c1ac06..2eefb76 100644
--- a/app/gui/oven_control/define.h
+++ b/app/gui/oven_control/define.h
@@ -5,7 +5,7 @@
 
 #define MAJOR_VER  0
 #define MINOR_VER   4
-#define HOTFIX_VER  2
+#define HOTFIX_VER  3
 
 namespace Define
 {