diff --git a/mbed.h b/mbed.h
index c77e30a53b..baabacb258 100644
--- a/mbed.h
+++ b/mbed.h
@@ -16,7 +16,7 @@
 #ifndef MBED_H
 #define MBED_H
 
-#define MBED_LIBRARY_VERSION 123
+#define MBED_LIBRARY_VERSION 128
 
 #if MBED_CONF_RTOS_PRESENT
 #include "rtos/rtos.h"