diff --git a/moo/lib/fmt-imp.h b/moo/lib/fmt-imp.h
index eeda707..d2d5385 100644
--- a/moo/lib/fmt-imp.h
+++ b/moo/lib/fmt-imp.h
@@ -1,7 +1,7 @@
 /*
  * $Id$
  *
-    Copyright (c) 2006-2019 Chung, Hyung-Hwan. All rights reserved.
+    Copyright (c) 2014-2019 Chung, Hyung-Hwan. All rights reserved.
 
     Redistribution and use in source and binary forms, with or without
     modification, are permitted provided that the following conditions
diff --git a/moo/lib/fmt.c b/moo/lib/fmt.c
index 0801947..bbffba0 100644
--- a/moo/lib/fmt.c
+++ b/moo/lib/fmt.c
@@ -2095,6 +2095,7 @@ moo_ooi_t moo_logufmtv (moo_t* moo, moo_bitmask_t mask, const moo_uch_t* fmt, va
 		vmprim_log_write (moo, moo->log.last_mask, moo->log.ptr, moo->log.len);
 		moo->log.len = 0;
 	}
+
 	return (x <= -1)? -1: fo.count;
 }
 
diff --git a/moo/lib/moo-fmt.h b/moo/lib/moo-fmt.h
index ba21918..49f592f 100644
--- a/moo/lib/moo-fmt.h
+++ b/moo/lib/moo-fmt.h
@@ -1,7 +1,7 @@
 /*
  * $Id$
  *
-    Copyright (c) 2006-2019 Chung, Hyung-Hwan. All rights reserved.
+    Copyright (c) 2014-2019 Chung, Hyung-Hwan. All rights reserved.
 
     Redistribution and use in source and binary forms, with or without
     modification, are permitted provided that the following conditions