diff --git a/util/copyrights b/util/copyrights
index 72fa68d1cb..e22369e80e 100644
--- a/util/copyrights
+++ b/util/copyrights
@@ -3437,7 +3437,6 @@
 ./lib/isc/win32/stdio.c				C	2000,2001,2004,2007,2013
 ./lib/isc/win32/stdtime.c			C	1999,2000,2001,2004,2007,2013
 ./lib/isc/win32/strerror.c			C	2001,2002,2004,2007
-./lib/isc/win32/strptime.c			X	2014
 ./lib/isc/win32/syslog.c			C	2001,2002,2003,2004,2007
 ./lib/isc/win32/syslog.h			C	2001,2002,2004,2007
 ./lib/isc/win32/thread.c			C	1998,1999,2000,2001,2004,2005,2007