diff --git a/LICENSE b/LICENSE
index b9947cc..26ffccb 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2015-2018 Armink (armink.ztl@gmail.com)
+Copyright (c) 2015-2019 Armink (armink.ztl@gmail.com)
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the
diff --git a/easylogger/inc/elog.h b/easylogger/inc/elog.h
index 51dcffb..6d0f971 100644
--- a/easylogger/inc/elog.h
+++ b/easylogger/inc/elog.h
@@ -50,7 +50,7 @@ extern "C" {
 #define ELOG_LVL_TOTAL_NUM                   6
 
 /* EasyLogger software version number */
-#define ELOG_SW_VERSION                      "2.1.0"
+#define ELOG_SW_VERSION                      "2.1.99"
 
 /* EasyLogger assert for developer. */
 #ifdef ELOG_ASSERT_ENABLE