diff --git a/source/version.h b/source/version.h
index 7e0ccd89..b22c9f0f 100644
--- a/source/version.h
+++ b/source/version.h
@@ -4,4 +4,4 @@
  * i.e.: BUILD_VERSION = 'Rel. v2.08' --> Will generated to: 'v2.08.1a2b3c4'
  */
 
-#define BUILD_VERSION "v2.20"
+#define BUILD_VERSION "v2.21"