diff --git a/platform/mbed_version.h b/platform/mbed_version.h
index 24cc608b7d..de57985090 100644
--- a/platform/mbed_version.h
+++ b/platform/mbed_version.h
@@ -43,7 +43,7 @@
   *
   * @note 99 is default value for development version (master branch)
   */
-#define MBED_PATCH_VERSION 3
+#define MBED_PATCH_VERSION 4
 
 #define MBED_ENCODE_VERSION(major, minor, patch) ((major)*10000 + (minor)*100 + (patch))