diff --git a/contrib/tzdata/asia b/contrib/tzdata/asia
index 580a179776a0..2867e643c61c 100644
--- a/contrib/tzdata/asia
+++ b/contrib/tzdata/asia
@@ -1380,12 +1380,22 @@ Zone	Asia/Tokyo	9:18:59	-	LMT	1887 Dec 31 15:00u
 # switch back to standard time this winter, so the will stay on DST
 # until about the same time next year (at least).
 # http://www.petra.gov.jo/Public_News/Nws_NewsDetails.aspx?NewsID=88950
-#
-# From Paul Eggert (2013-09-21):
-# It's looking like this change will be permanent; see
-# Petra News Agency, Cancelling winter saved Jordan $7 million (2013-02-20)
-# <http://www.albawaba.com/business/jordan-winter-electricity--472005>.
-# So move Jordan to UTC+3 as of the abovementioned date.
+
+# From Steffen Thorsen (2013-12-11):
+# Jordan Times and other sources say that Jordan is going back to
+# UTC+2 on 2013-12-19 at midnight:
+# http://jordantimes.com/govt-decides-to-switch-back-to-wintertime
+# Official, in Arabic:
+# http://www.petra.gov.jo/public_news/Nws_NewsDetails.aspx?Menu_ID=&Site_Id=2&lang=1&NewsID=133230&CatID=14
+# ... Our background/permalink about it
+# http://www.timeanddate.com/news/time/jordan-reverses-dst-decision.html
+# ...
+# http://www.petra.gov.jo/Public_News/Nws_NewsDetails.aspx?lang=2&site_id=1&NewsID=133313&Type=P
+# ... says midnight for the coming one and 1:00 for the ones in the future
+# (and they will use DST again next year, using the normal schedule).
+
+# From Paul Eggert (2013-12-11):
+# As Steffen suggested, consider the past 21-month experiment to be DST.
 
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Jordan	1973	only	-	Jun	6	0:00	1:00	S
@@ -1415,11 +1425,13 @@ Rule	Jordan	2002	2012	-	Mar	lastThu	24:00	1:00	S
 Rule	Jordan	2003	only	-	Oct	24	0:00s	0	-
 Rule	Jordan	2004	only	-	Oct	15	0:00s	0	-
 Rule	Jordan	2005	only	-	Sep	lastFri	0:00s	0	-
-Rule	Jordan	2006	2012	-	Oct	lastFri	0:00s	0	-
+Rule	Jordan	2006	2011	-	Oct	lastFri	0:00s	0	-
+Rule	Jordan	2013	only	-	Dec	20	0:00	0	-
+Rule	Jordan	2014	max	-	Mar	lastThu	24:00	1:00	S
+Rule	Jordan	2014	max	-	Oct	lastFri	0:00s	0	-
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Asia/Amman	2:23:44 -	LMT	1931
-			2:00	Jordan	EE%sT	2012 Oct 26 0:00s
-			3:00	-	AST
+			2:00	Jordan	EE%sT
 
 
 # Kazakhstan
diff --git a/contrib/tzdata/northamerica b/contrib/tzdata/northamerica
index c3921d3857a0..83c521b83092 100644
--- a/contrib/tzdata/northamerica
+++ b/contrib/tzdata/northamerica
@@ -2665,6 +2665,11 @@ Zone America/Costa_Rica	-5:36:13 -	LMT	1890		# San Jose
 # to DST--and one more hour on 1999-04-04--when the announcers will have
 # returned to Baltimore, which switches on that date.)
 
+# From Steffen Thorsen (2013-11-11):
+# DST start in Cuba in 2004 ... does not follow the same rules as the
+# years before.  The correct date should be Sunday 2004-03-28 00:00 ...
+# https://web.archive.org/web/20040402060750/http://www.granma.cu/espanol/2004/marzo/sab27/reloj.html
+
 # From Evert van der Veer via Steffen Thorsen (2004-10-28):
 # Cuba is not going back to standard time this year.
 # From Paul Eggert (2006-03-22):
@@ -2854,7 +2859,8 @@ Rule	Cuba	1996	only	-	Oct	 6	0:00s	0	S
 Rule	Cuba	1997	only	-	Oct	12	0:00s	0	S
 Rule	Cuba	1998	1999	-	Mar	lastSun	0:00s	1:00	D
 Rule	Cuba	1998	2003	-	Oct	lastSun	0:00s	0	S
-Rule	Cuba	2000	2004	-	Apr	Sun>=1	0:00s	1:00	D
+Rule	Cuba	2000	2003	-	Apr	Sun>=1	0:00s	1:00	D
+Rule	Cuba	2004	only	-	Mar	lastSun	0:00s	1:00	D
 Rule	Cuba	2006	2010	-	Oct	lastSun	0:00s	0	S
 Rule	Cuba	2007	only	-	Mar	Sun>=8	0:00s	1:00	D
 Rule	Cuba	2008	only	-	Mar	Sun>=15	0:00s	1:00	D