diff --git a/localedata/ChangeLog b/localedata/ChangeLog
index 1ce824d3a5..f5c58ae0dc 100644
--- a/localedata/ChangeLog
+++ b/localedata/ChangeLog
@@ -1,3 +1,8 @@
+2016-08-24  Ernestas Kulik  <ernestas.kulik@gmail.com>
+
+	[BZ #20497]
+	* locales/lt_LT (d_fmt): Change periods to dashes.
+
 2016-08-15  Märt Põder  <tramm@p6drad-teel.net>
 
 	[BZ #20459]
diff --git a/localedata/locales/lt_LT b/localedata/locales/lt_LT
index 78ed64cb8b..e36a8952ed 100644
--- a/localedata/locales/lt_LT
+++ b/localedata/locales/lt_LT
@@ -2188,7 +2188,7 @@ mon       "<U0073><U0061><U0075><U0073><U0069><U006F>";/
           "<U006C><U0061><U0070><U006B><U0072><U0069><U010D><U0069><U006F>";/
           "<U0067><U0072><U0075><U006F><U0064><U017E><U0069><U006F>"
 d_t_fmt   "<U0025><U0059><U0020><U006D><U002E><U0020><U0025><U0042><U0020><U0025><U0064><U0020><U0064><U002E><U0020><U0025><U0054>"
-d_fmt     "<U0025><U0059><U002E><U0025><U006D><U002E><U0025><U0064>"
+d_fmt     "<U0025><U0059><U002D><U0025><U006D><U002D><U0025><U0064>"
 t_fmt     "<U0025><U0054>"
 am_pm     "";""
 t_fmt_ampm ""