diff --git a/tzdata/NEWS b/tzdata/NEWS
index cd5cafe..9b235a2 100644
--- a/tzdata/NEWS
+++ b/tzdata/NEWS
@@ -1,5 +1,16 @@
 News for the tz database
 
+Release 2023b - 2023-03-23 19:50:38 -0700
+
+  Briefly:
+    Lebanon delays the start of DST this year.
+
+  Changes to future timestamps
+
+    This year Lebanon springs forward April 20/21 not March 25/26.
+    (Thanks to Saadallah Itani.)
+
+
 Release 2023a - 2023-03-22 12:39:33 -0700
 
   Briefly:
diff --git a/tzdata/asia b/tzdata/asia
index 25592db..dd06a5f 100644
--- a/tzdata/asia
+++ b/tzdata/asia
@@ -2691,6 +2691,12 @@ Zone	Asia/Pyongyang	8:23:00 -	LMT	1908 Apr  1
 
 
 # Lebanon
+#
+# From Saadallah Itani (2023-03-23):
+# Lebanon too announced today delay of Spring forward from March 25 to April 20.
+# From Paul Eggert (2023-03-23):
+# https://www.mtv.com.lb/en/News/Local/1352516/lebanon-postpones-daylight-saving-time-adoption
+#
 # Rule	NAME	FROM	TO	-	IN	ON	AT	SAVE	LETTER/S
 Rule	Lebanon	1920	only	-	Mar	28	0:00	1:00	S
 Rule	Lebanon	1920	only	-	Oct	25	0:00	0	-
@@ -2713,9 +2719,11 @@ Rule	Lebanon	1988	only	-	Jun	1	0:00	1:00	S
 Rule	Lebanon	1989	only	-	May	10	0:00	1:00	S
 Rule	Lebanon	1990	1992	-	May	1	0:00	1:00	S
 Rule	Lebanon	1992	only	-	Oct	4	0:00	0	-
-Rule	Lebanon	1993	max	-	Mar	lastSun	0:00	1:00	S
+Rule	Lebanon	1993	2022	-	Mar	lastSun	0:00	1:00	S
 Rule	Lebanon	1993	1998	-	Sep	lastSun	0:00	0	-
 Rule	Lebanon	1999	max	-	Oct	lastSun	0:00	0	-
+Rule	Lebanon	2023	only	-	Apr	21	0:00	1:00	S
+Rule	Lebanon	2024	max	-	Mar	lastSun	0:00	1:00	S
 # Zone	NAME		STDOFF	RULES	FORMAT	[UNTIL]
 Zone	Asia/Beirut	2:22:00 -	LMT	1880
 			2:00	Lebanon	EE%sT
diff --git a/tzdata/version b/tzdata/version
index 41e28b2..74a7fa8 100644
--- a/tzdata/version
+++ b/tzdata/version
@@ -1 +1 @@
-2023a
+2023b
diff --git a/zoneinfo/Asia/Beirut.ics b/zoneinfo/Asia/Beirut.ics
index 8de2634..8088405 100644
--- a/zoneinfo/Asia/Beirut.ics
+++ b/zoneinfo/Asia/Beirut.ics
@@ -2,8 +2,8 @@ BEGIN:VCALENDAR
 PRODID:-//github.com/libical/vzic//NONSGML ICS//EN
 VERSION:2.0
 BEGIN:VTIMEZONE
-TZID:/github.com/libical/tzdbics/20221031_2000f/Asia/Beirut
-LAST-MODIFIED:20221031T140346Z
+TZID:/github.com/libical/tzdbics/20230326_2023b/Asia/Beirut
+LAST-MODIFIED:20230326T141220Z
 X-LIC-LOCATION:Asia/Beirut
 X-PROLEPTIC-TZNAME:LMT
 BEGIN:STANDARD
@@ -24,6 +24,7 @@ RDATE:19720622T000000
 RDATE:19780430T000000
 RDATE:19880601T000000
 RDATE:19890510T000000
+RDATE:20230421T000000
 END:DAYLIGHT
 BEGIN:STANDARD
 TZNAME:EET
@@ -90,7 +91,7 @@ TZNAME:EEST
 TZOFFSETFROM:+0200
 TZOFFSETTO:+0300
 DTSTART:19930328T000000
-RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU
+RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU;UNTIL=20220326T220000Z
 END:DAYLIGHT
 BEGIN:STANDARD
 TZNAME:EET
@@ -106,5 +107,12 @@ TZOFFSETTO:+0200
 DTSTART:19991031T000000
 RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU
 END:STANDARD
+BEGIN:DAYLIGHT
+TZNAME:EEST
+TZOFFSETFROM:+0200
+TZOFFSETTO:+0300
+DTSTART:20240331T000000
+RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU
+END:DAYLIGHT
 END:VTIMEZONE
 END:VCALENDAR