diff --git a/btui.h b/btui.h
index 8a2a36f..d50189a 100644
--- a/btui.h
+++ b/btui.h
@@ -18,7 +18,7 @@
 #include <time.h>
 #include <unistd.h>
 
-#define BTUI_VERSION 3
+#define BTUI_VERSION 4
 
 // Terminal escape sequences:
 #define T_WRAP        "7"