diff --git a/package-lock.json b/package-lock.json
index 949b598..181de0a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@hebcal/leyning",
-  "version": "5.1.0",
+  "version": "6.0.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@hebcal/leyning",
-      "version": "5.1.0",
+      "version": "6.0.1",
       "license": "BSD-2-Clause",
       "dependencies": {
         "@hebcal/core": "^3.42.2"
@@ -23,7 +23,7 @@
         "@rollup/plugin-json": "^4.1.0",
         "@rollup/plugin-node-resolve": "^13.3.0",
         "ava": "^4.3.1",
-        "core-js": "^3.24.1",
+        "core-js": "^3.25.0",
         "eslint": "^8.22.0",
         "eslint-config-google": "^0.14.0",
         "jsdoc": "^3.6.11",
@@ -2908,9 +2908,9 @@
       }
     },
     "node_modules/core-js": {
-      "version": "3.24.1",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.24.1.tgz",
-      "integrity": "sha512-0QTBSYSUZ6Gq21utGzkfITDylE8jWC9Ne1D2MrhvlsZBI1x39OdDIVbzSqtgMndIy6BlHxBXpMGqzZmnztg2rg==",
+      "version": "3.25.0",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.25.0.tgz",
+      "integrity": "sha512-CVU1xvJEfJGhyCpBrzzzU1kjCfgsGUxhEvwUV2e/cOedYWHdmluamx+knDnmhqALddMG16fZvIqvs9aijsHHaA==",
       "dev": true,
       "hasInstallScript": true,
       "funding": {
@@ -8655,9 +8655,9 @@
       "dev": true
     },
     "core-js": {
-      "version": "3.24.1",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.24.1.tgz",
-      "integrity": "sha512-0QTBSYSUZ6Gq21utGzkfITDylE8jWC9Ne1D2MrhvlsZBI1x39OdDIVbzSqtgMndIy6BlHxBXpMGqzZmnztg2rg==",
+      "version": "3.25.0",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.25.0.tgz",
+      "integrity": "sha512-CVU1xvJEfJGhyCpBrzzzU1kjCfgsGUxhEvwUV2e/cOedYWHdmluamx+knDnmhqALddMG16fZvIqvs9aijsHHaA==",
       "dev": true
     },
     "core-js-compat": {
diff --git a/package.json b/package.json
index 02e790e..9a63fea 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hebcal/leyning",
-  "version": "6.0.0",
+  "version": "6.0.1",
   "author": "Michael J. Radwin (https://github.com/mjradwin)",
   "keywords": [
     "hebcal",
@@ -60,7 +60,7 @@
     "@rollup/plugin-json": "^4.1.0",
     "@rollup/plugin-node-resolve": "^13.3.0",
     "ava": "^4.3.1",
-    "core-js": "^3.24.1",
+    "core-js": "^3.25.0",
     "eslint": "^8.22.0",
     "eslint-config-google": "^0.14.0",
     "jsdoc": "^3.6.11",
diff --git a/src/getLeyningForParshaHaShavua.spec.js b/src/getLeyningForParshaHaShavua.spec.js
index 0b53bd4..7cbe51b 100644
--- a/src/getLeyningForParshaHaShavua.spec.js
+++ b/src/getLeyningForParshaHaShavua.spec.js
@@ -31,8 +31,7 @@ function formatAliyah(aliyot, num) {
   return formatAliyahWithBook(aliyot.fullkriyah[num]);
 }
 
-test('getLeyningForParshaHaShavua', (t) => {
-  /** @type {HebrewCalendar.Options} */
+test('2026', (t) => {
   const options = {year: 2026, isHebrewYear: false, sedrot: true, noHolidays: true};
   const events = HebrewCalendar.calendar(options);
   for (const ev of events) {
@@ -71,8 +70,7 @@ test('getLeyningForParshaHaShavua', (t) => {
         t.is(a.haftara, 'I Samuel 20:18-42');
         break;
       case 'Parashat Vayeshev':
-        t.is(a.reason.haftara, 'Shabbat Chanukah');
-        t.is(a.reason.M, 'Chanukah Day 1');
+        t.is(a.reason.haftara, 'Chanukah Day 1 (on Shabbat)');
         t.is(a.haftara, 'Zechariah 2:14-4:7');
         t.is(formatAliyah(a, 'M'), 'Numbers 7:1-7:17');
         break;
@@ -100,14 +98,14 @@ test('getLeyningForParshaHaShavua', (t) => {
             '6': {k: 'Genesis', b: '43:16', e: '43:29', v: 14},
             '7': {k: 'Genesis', b: '43:30', e: '44:17', v: 22},
             'M': {p: 35, k: 'Numbers', b: '7:54', e: '8:4', v: 40,
-              reason: 'Chanukah Day 8'},
+              reason: 'Chanukah Day 8 (on Shabbat)'},
           },
           haft: {
             k: 'I Kings',
             b: '7:40',
             e: '7:50',
             v: 11,
-            reason: 'Shabbat Chanukah II',
+            reason: 'Chanukah Day 8 (on Shabbat)',
           },
           haftara: 'I Kings 7:40-50',
           haftaraNumV: 11,
@@ -117,29 +115,37 @@ test('getLeyningForParshaHaShavua', (t) => {
             '3': {k: 'Genesis', b: '41:8', e: '41:14', v: 7},
           },
           reason: {
-            haftara: 'Shabbat Chanukah II',
-            M: 'Chanukah Day 8',
+            haftara: 'Chanukah Day 8 (on Shabbat)',
+            M: 'Chanukah Day 8 (on Shabbat)',
           },
         };
-        t.deepEqual(a, expected, 'Shabbat Chanukah II');
+        t.deepEqual(a, expected, 'Chanukah Day 8 (on Shabbat)');
         break;
     }
   }
+});
 
-  options.year = 2020;
-  options.month = 12;
-  let events2 = HebrewCalendar.calendar(options);
-  const vayeshev = events2.find((e) => e.getDesc() == 'Parashat Vayeshev');
-  let a = getLeyningForParshaHaShavua(vayeshev);
-  t.is(a.reason.haftara, 'Shabbat Chanukah');
-  t.is(a.reason['M'], 'Chanukah Day 2');
+test('2020-12', (t) => {
+  const events = HebrewCalendar.calendar({year: 2020, month: 12, sedrot: true, noHolidays: true});
+  const vayeshev = events.find((e) => e.getDesc() == 'Parashat Vayeshev');
+  const a = getLeyningForParshaHaShavua(vayeshev);
+  t.is(a.reason.haftara, 'Chanukah Day 2 (on Shabbat)');
+  t.is(a.reason['M'], 'Chanukah Day 2 (on Shabbat)');
   t.is(a.haftara, 'Zechariah 2:14-4:7');
-  t.is(formatAliyah(a, 'M'), 'Numbers 7:18-7:29');
+  const expected = {
+    p: 35,
+    k: 'Numbers',
+    b: '7:18',
+    e: '7:23',
+    v: 6,
+    reason: 'Chanukah Day 2 (on Shabbat)',
+  };
+  t.deepEqual(a.fullkriyah.M, expected);
+});
 
-  options.year = 2021;
-  options.month = 12;
-  events2 = HebrewCalendar.calendar(options);
-  const miketz = events2.find((e) => e.getDesc() == 'Parashat Miketz');
+test('2021-12', (t) => {
+  const events = HebrewCalendar.calendar({year: 2021, month: 12, sedrot: true, noHolidays: true});
+  const miketz = events.find((e) => e.getDesc() == 'Parashat Miketz');
   const expected = {
     name: {
       en: 'Miketz',
@@ -187,14 +193,14 @@ test('getLeyningForParshaHaShavua', (t) => {
       'M': 'Shabbat Rosh Chodesh Chanukah',
     },
   };
-  a = getLeyningForParshaHaShavua(miketz);
+  const a = getLeyningForParshaHaShavua(miketz);
   t.deepEqual(a, expected, 'Shabbat Rosh Chodesh Chanukah');
+});
 
-  options.year = 2019;
-  options.month = 4;
-  events2 = HebrewCalendar.calendar(options);
-  const tazria = events2.find((e) => e.getDesc() == 'Parashat Tazria');
-  a = getLeyningForParshaHaShavua(tazria);
+test('2019-04', (t) => {
+  const events = HebrewCalendar.calendar({year: 2019, month: 4, sedrot: true, noHolidays: true});
+  const tazria = events.find((e) => e.getDesc() == 'Parashat Tazria');
+  const a = getLeyningForParshaHaShavua(tazria);
   t.is(a.reason.haftara, 'Shabbat HaChodesh (on Rosh Chodesh)');
   t.is(a.reason['7'], 'Shabbat HaChodesh (on Rosh Chodesh)');
   t.is(a.reason['M'], 'Shabbat HaChodesh (on Rosh Chodesh)');
diff --git a/src/getLeyningKeyForEvent.js b/src/getLeyningKeyForEvent.js
index 4601fab..1ca86a5 100644
--- a/src/getLeyningKeyForEvent.js
+++ b/src/getLeyningKeyForEvent.js
@@ -59,6 +59,8 @@ export function getLeyningKeyForEvent(ev, il = false) {
       return 'Shabbat Rosh Chodesh Chanukah';
     } else if (isRoshChodesh && ev.chanukahDay == 7) {
       return `Chanukah Day 7 (on Rosh Chodesh)`;
+    } else if (isShabbat) {
+      return `Chanukah Day ${ev.chanukahDay} (on Shabbat)`;
     } else {
       return `Chanukah Day ${ev.chanukahDay}`;
     }
diff --git a/src/getLeyningKeyForEvent.spec.js b/src/getLeyningKeyForEvent.spec.js
index 4ae2d47..d749ff8 100644
--- a/src/getLeyningKeyForEvent.spec.js
+++ b/src/getLeyningKeyForEvent.spec.js
@@ -31,7 +31,7 @@ test('getLeyningKeyForEvent', (t) => {
     'Rosh Chodesh Kislev': 'Rosh Chodesh Kislev',
     'Chanukah: 1 Candle': undefined,
     'Chanukah: 2 Candles': 'Chanukah Day 1',
-    'Chanukah: 3 Candles': 'Chanukah Day 2',
+    'Chanukah: 3 Candles': 'Chanukah Day 2 (on Shabbat)',
     'Chanukah: 4 Candles': 'Chanukah Day 3',
     'Chanukah: 5 Candles': 'Chanukah Day 4',
     'Chanukah: 6 Candles': 'Chanukah Day 5',
diff --git a/src/holiday-readings.json b/src/holiday-readings.json
index 647bae1..173b66a 100644
--- a/src/holiday-readings.json
+++ b/src/holiday-readings.json
@@ -354,10 +354,6 @@
   "6":{"p":54,"k":5,"b":"33:27","e":"34:12"},
   "7":{"p":1,"k":1,"b":"1:1","e":"2:3"},
   "M":{"p":41,"k":4,"b":"29:35","e":"30:1"}}},
-"Shabbat Chanukah":{
- "haft":{"k":"Zechariah","b":"2:14","e":"4:7"}},
-"Shabbat Chanukah II":{
- "haft":{"k":"I Kings","b":"7:40","e":"7:50"}},
 "Shabbat Rosh Chodesh Chanukah":{
  "haft":{"k":"Zechariah","b":"2:14","e":"4:7"},
  "fullkriyah":
@@ -371,6 +367,9 @@
  "alt":{"1":{"p":35,"k":4,"b":"7:1","e":"7:3"},
   "2":{"p":35,"k":4,"b":"7:4","e":"7:11"},
   "3":{"p":35,"k":4,"b":"7:12","e":"7:17"}}},
+"Chanukah Day 1 (on Shabbat)":{
+ "haft":{"k":"Zechariah","b":"2:14","e":"4:7"},
+ "fullkriyah":{"M":{"p":35,"k":4,"b":"7:1","e":"7:17"}}},
 "Chanukah Day 2":{
  "fullkriyah":
   {"1":{"p":35,"k":4,"b":"7:18","e":"7:20"},
@@ -379,6 +378,9 @@
  "alt":{"1":{"p":35,"k":4,"b":"7:18","e":"7:20"},
   "2":{"p":35,"k":4,"b":"7:21","e":"7:23"},
   "3":{"p":35,"k":4,"b":"7:18","e":"7:23"}}},
+"Chanukah Day 2 (on Shabbat)":{
+ "haft":{"k":"Zechariah","b":"2:14","e":"4:7"},
+ "fullkriyah":{"M":{"p":35,"k":4,"b":"7:18","e":"7:23"}}},
 "Chanukah Day 3":{
  "fullkriyah":
   {"1":{"p":35,"k":4,"b":"7:24","e":"7:26"},
@@ -387,6 +389,9 @@
  "alt":{"1":{"p":35,"k":4,"b":"7:24","e":"7:26"},
   "2":{"p":35,"k":4,"b":"7:27","e":"7:29"},
   "3":{"p":35,"k":4,"b":"7:24","e":"7:29"}}},
+"Chanukah Day 3 (on Shabbat)":{
+ "haft":{"k":"Zechariah","b":"2:14","e":"4:7"},
+ "fullkriyah":{"M":{"p":35,"k":4,"b":"7:24","e":"7:29"}}},
 "Chanukah Day 4":{
  "fullkriyah":
   {"1":{"p":35,"k":4,"b":"7:30","e":"7:32"},
@@ -395,6 +400,9 @@
  "alt":{"1":{"p":35,"k":4,"b":"7:30","e":"7:32"},
   "2":{"p":35,"k":4,"b":"7:33","e":"7:35"},
   "3":{"p":35,"k":4,"b":"7:30","e":"7:35"}}},
+"Chanukah Day 4 (on Shabbat)":{
+ "haft":{"k":"Zechariah","b":"2:14","e":"4:7"},
+ "fullkriyah":{"M":{"p":35,"k":4,"b":"7:30","e":"7:35"}}},
 "Chanukah Day 5":{
  "fullkriyah":
   {"1":{"p":35,"k":4,"b":"7:36","e":"7:38"},
@@ -403,6 +411,9 @@
  "alt":{"1":{"p":35,"k":4,"b":"7:36","e":"7:38"},
   "2":{"p":35,"k":4,"b":"7:39","e":"7:41"},
   "3":{"p":35,"k":4,"b":"7:36","e":"7:41"}}},
+"Chanukah Day 5 (on Shabbat)":{
+ "haft":{"k":"Zechariah","b":"2:14","e":"4:7"},
+ "fullkriyah":{"M":{"p":35,"k":4,"b":"7:36","e":"7:41"}}},
 "Chanukah Day 6":{
  "fullkriyah":
   {"1":{"p":41,"k":4,"b":"28:1","e":"28:5"},
@@ -423,11 +434,17 @@
   "2":{"p":41,"k":4,"b":"28:6","e":"28:10"},
   "3":{"p":41,"k":4,"b":"28:11","e":"28:15"},
   "4":{"p":35,"k":4,"b":"7:48","e":"7:53"}}},
+"Chanukah Day 7 (on Shabbat)":{
+ "haft":{"k":"Zechariah","b":"2:14","e":"4:7"},
+ "fullkriyah":{"M":{"p":35,"k":4,"b":"7:48","e":"7:53"}}},
 "Chanukah Day 8":{
  "fullkriyah":
   {"1":{"p":35,"k":4,"b":"7:54","e":"7:56"},
   "2":{"p":35,"k":4,"b":"7:57","e":"7:59"},
   "3":{"p":35,"k":4,"b":"7:60","e":"8:4"}}},
+"Chanukah Day 8 (on Shabbat)":{
+ "haft":{"k":"I Kings","b":"7:40","e":"7:50"},
+ "fullkriyah":{"M":{"p":35,"k":4,"b":"7:54","e":"8:4"}}},
 "Purim":{
  "fullkriyah":
   {"1":{"p":16,"k":2,"b":"17:8","e":"17:10"},
diff --git a/src/holiday.spec.js b/src/holiday.spec.js
index cae52b2..3f3d61b 100644
--- a/src/holiday.spec.js
+++ b/src/holiday.spec.js
@@ -113,8 +113,6 @@ test('getLeyningForHoliday', (t) => {
   t.is(getLeyningForHoliday(sukkot2).fullkriyah['4'].p, 41);
   const shminiAtzeret = events.find((e) => e.getDesc() == 'Shmini Atzeret');
   t.is(getLeyningForHoliday(shminiAtzeret).fullkriyah['7'].p, 47);
-  const chanukah3 = events.find((e) => e.getDesc() == 'Chanukah: 3 Candles');
-  t.is(getLeyningForHoliday(chanukah3).fullkriyah['3'].e, '7:29');
   const tevet17 = events.find((e) => e.getDesc() == 'Asara B\'Tevet');
   t.is(getLeyningForHoliday(tevet17).fullkriyah['3'].e, '34:10');
   const pesach5 = events.find((e) => e.getDesc() == 'Pesach V (CH\'\'M)');
@@ -125,6 +123,21 @@ test('getLeyningForHoliday', (t) => {
   t.is(getLeyningForHoliday(av9).haftara, 'Jeremiah 8:13-9:23');
 });
 
+test('getLeyningForHoliday-Chanukah', (t) => {
+  const options = {year: 5757, isHebrewYear: true, il: true};
+  const events = HebrewCalendar.calendar(options);
+  const chanukah3 = events.find((e) => e.getDesc() == 'Chanukah: 3 Candles');
+  const reading = getLeyningForHoliday(chanukah3);
+  const expected = {
+    name: {en: 'Chanukah Day 2 (on Shabbat)', he: undefined},
+    fullkriyah: {M: {p: 35, k: 'Numbers', b: '7:18', e: '7:23', v: 6}},
+    haft: {k: 'Zechariah', b: '2:14', e: '4:7', v: 21},
+    haftara: 'Zechariah 2:14-4:7',
+    haftaraNumV: 21,
+  };
+  t.deepEqual(reading, expected);
+});
+
 test('getLeyningForHoliday-RoshChodesh', (t) => {
   const ev = new Event(new HDate(1, months.SIVAN, 5782),
       'Rosh Chodesh Sivan', flags.ROSH_CHODESH);
diff --git a/src/leyning.js b/src/leyning.js
index 194e435..557d113 100644
--- a/src/leyning.js
+++ b/src/leyning.js
@@ -132,18 +132,12 @@ function getHaftaraKey(parsha) {
 
 /**
  * @private
- * @param {Event} ev the Hebcal event associated with this leyning
- * @return {any}
+ * @param {string[]} parsha
+ * @param {HDate} hd
+ * @return {Object|boolean}
  */
-function getSpecialHaftara(ev) {
-  if (!ev instanceof Event) {
-    throw new TypeError(`Bad event argument: ${ev}`);
-  } else if (ev.getFlags() != flags.PARSHA_HASHAVUA) {
-    throw new TypeError(`Event must be parsha hashavua: ${ev.getDesc()}`);
-  }
-  const parsha = ev.parsha;
+function getSpecialHaftara(parsha, hd) {
   const name = parshaToString(parsha); // untranslated
-  const hd = ev.getDate();
   const day = hd.getDate();
   if (name === 'Pinchas') {
     const month = hd.getMonth();
@@ -260,7 +254,7 @@ export function getLeyningForParshaHaShavua(ev, il=false) {
     result.summary = makeSummaryFromParts(parts);
     result.summaryParts = parts;
   }
-  const specialHaftara2 = getSpecialHaftara(ev);
+  const specialHaftara2 = getSpecialHaftara(parsha, hd);
   if (specialHaftara2) {
     result.haft = cloneHaftara(specialHaftara2.haft);
     updateHaftaraSummary = true;
diff --git a/src/specialReadings.js b/src/specialReadings.js
index 24d31c4..c92b2d8 100644
--- a/src/specialReadings.js
+++ b/src/specialReadings.js
@@ -97,22 +97,7 @@ export function specialReadings(hd, il, aliyot, reason) {
     //            console.log(hd.greg().toLocaleDateString(), name, ev.getDesc(), key);
     const special = lookupFestival(key);
     if (special) {
-      const shabbatChanukah = getChanukahShabbatKey(ev, key);
-      if (shabbatChanukah) {
-        // only for Shabbat Chanukah I or Shabbat Chanukah II. Note
-        // this section doesn't apply to Shabbat Rosh Chodesh Chanukah; that
-        // case gets handled below with the mergeAliyotWithSpecial() logic
-        haft = cloneHaftara(lookupFestival(shabbatChanukah).haft);
-        specialHaft = true;
-        reason.haftara = shabbatChanukah;
-        // Aliyot 1-3 from regular daily reading becomes Maftir
-        const maftir = aliyot['M'] = clone(special.fullkriyah['1']);
-        maftir.e = special.fullkriyah['3'].e;
-        calculateNumVerses(maftir);
-        reason.M = key;
-      } else {
-        handleSpecial(special, key);
-      }
+      handleSpecial(special, key);
     }
   });
   if (!haft) {