diff --git a/src/libiso8601/leap.c b/src/libiso8601/leap.c
index daa47da..e0004db 100644
--- a/src/libiso8601/leap.c
+++ b/src/libiso8601/leap.c
@@ -1,4 +1,4 @@
-/* libiso8601/src/libiso8601/TopSource.c
+/* libiso8601/src/libiso8601/leap.c
  *
  *  (c)2006, Laurence Withers, <l@lwithers.me.uk>.
  *  Released under the GNU GPLv2. See file COPYING or