diff --git a/src/libiso8601/100_leap.c b/src/libiso8601/100_leap.c
index 0331d05..9d9551e 100644
--- a/src/libiso8601/100_leap.c
+++ b/src/libiso8601/100_leap.c
@@ -40,6 +40,7 @@ leap_second_days_table[] = {
     732676, /* 2005-12-31 */
     733772, /* 2008-12-31 */
     735049, /* 2012-06-30 */
+    736144, /* 2015-06-30 */
 };