diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f81b358c7..cc3d8c81a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,10 +18,10 @@ jobs:
     strategy:
       matrix:
         node-version:
-          - 18.20.8 # latest 18.x
-          - 20.19.4 # latest 20.x
-          - 22.17.1 # latest 22.x
-          - 24.4.1 # latest 22.x
+          - 20.20.1 # latest 20.x
+          - 22.22.1 # latest 22.x
+          - 24.14.0 # latest 22.x
+          - 25.8.1 # bleeding edge
 
     steps:
       - uses: actions/checkout@v3
@@ -35,4 +35,4 @@ jobs:
       - run: npm run format-check
       - run: npm run test
       - run: npm run site
-      - run: bash <(curl -s https://codecov.io/bash)
\ No newline at end of file
+      - run: bash <(curl -s https://codecov.io/bash)
diff --git a/jest.config.js b/jest.config.js
index edbcded91..bc7d0f792 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -6,4 +6,5 @@ module.exports = {
   transform: {
     "^.+\\.js$": "babel-jest",
   },
+  setupFilesAfterEnv: ["<rootDir>/test/setupTests.js"],
 };
diff --git a/src/impl/tokenParser.js b/src/impl/tokenParser.js
index 48a7595ed..0190efc5f 100644
--- a/src/impl/tokenParser.js
+++ b/src/impl/tokenParser.js
@@ -12,20 +12,16 @@ function intUnit(regex, post = (i) => i) {
   return { regex, deser: ([s]) => post(parseDigits(s)) };
 }
 
-const NBSP = String.fromCharCode(160);
-const spaceOrNBSP = `[ ${NBSP}]`;
-const spaceOrNBSPRegExp = new RegExp(spaceOrNBSP, "g");
-
 function fixListRegex(s) {
-  // make dots optional and also make them literal
-  // make space and non breakable space characters interchangeable
-  return s.replace(/\./g, "\\.?").replace(spaceOrNBSPRegExp, spaceOrNBSP);
+  return s
+    .replace(/\./g, "\\.?") // make dots optional and also make them literal
+    .replace(/\s/g, "\\s"); // make all whitespace literals into any-whitespace-here markers
 }
 
 function stripInsensitivities(s) {
   return s
     .replace(/\./g, "") // ignore dots that were made optional
-    .replace(spaceOrNBSPRegExp, " ") // interchange space and nbsp
+    .replace(/\s/g, " ") // replace other whitespace with simple spaces
     .toLowerCase();
 }
 
diff --git a/test/datetime/format.test.js b/test/datetime/format.test.js
index 20efe0fab..fcc0801af 100644
--- a/test/datetime/format.test.js
+++ b/test/datetime/format.test.js
@@ -489,7 +489,7 @@ test("DateTime#toLocaleString can override the dateTime's numbering system", ()
 test("DateTime#toLocaleString can override the dateTime's output calendar", () => {
   expect(
     dt.reconfigure({ outputCalendar: "islamic" }).toLocaleString({}, { outputCalendar: "coptic" })
-  ).toBe("9/17/1698 ERA1");
+  ).toBe("9/17/1698 AM");
 });
 
 test("DateTime#toLocaleString() returns something different for invalid DateTimes", () => {
diff --git a/test/datetime/tokenParse.test.js b/test/datetime/tokenParse.test.js
index 0bb6e2d51..c35e1dafe 100644
--- a/test/datetime/tokenParse.test.js
+++ b/test/datetime/tokenParse.test.js
@@ -1117,17 +1117,13 @@ test("DateTime.fromFormatExplain() parses localized string with numberingSystem
   expect(ex17.result).toBeInstanceOf(Object);
   expect(keyCount(ex17.result)).toBe(6);
 
-  const ex18 = DateTime.fromFormatExplain(
-    "๐๓-เมษายน-๒๐๑๙ ๐๔:๐๒:๒๔ หลังเที่ยง",
-    "dd-MMMM-yyyy hh:mm:ss a",
-    {
-      locale: "th",
-      numberingSystem: "thai",
-    }
-  );
+  const ex18 = DateTime.fromFormatExplain("๑๒-มกราคม-๒๐๒๖ ๐๓:๔๖:๒๖", "dd-MMMM-yyyy hh:mm:ss", {
+    locale: "th",
+    numberingSystem: "thai",
+  });
   expect(ex18.rawMatches).toBeInstanceOf(Array);
   expect(ex18.matches).toBeInstanceOf(Object);
-  expect(keyCount(ex18.matches)).toBe(7);
+  expect(keyCount(ex18.matches)).toBe(6);
   expect(ex18.result).toBeInstanceOf(Object);
   expect(keyCount(ex18.result)).toBe(6);
 
diff --git a/test/interval/format.test.js b/test/interval/format.test.js
index f15e55f51..3422de1d8 100644
--- a/test/interval/format.test.js
+++ b/test/interval/format.test.js
@@ -40,7 +40,7 @@ test("Interval#toLocaleString accepts locale settings from the start DateTime",
       interval.start.reconfigure({ locale: "be" }),
       interval.end
     ).toLocaleString()
-  ).toBe("25.5.1982 – 14.10.1983");
+  ).toMatchIgnoringWeirdSpaces("25.5.1982 – 14.10.1983");
 });
 
 test("Interval#toLocaleString accepts numbering system settings from the start DateTime", () => {
@@ -49,7 +49,7 @@ test("Interval#toLocaleString accepts numbering system settings from the start D
       interval.start.reconfigure({ numberingSystem: "beng" }),
       interval.end
     ).toLocaleString()
-  ).toBe("৫/২৫/১৯৮২ – ১০/১৪/১৯৮৩");
+  ).toMatchIgnoringWeirdSpaces("৫/২৫/১৯৮২ – ১০/১৪/১৯৮৩");
 });
 
 test("Interval#toLocaleString accepts ouptput calendar settings from the start DateTime", () => {
@@ -58,11 +58,11 @@ test("Interval#toLocaleString accepts ouptput calendar settings from the start D
       interval.start.reconfigure({ outputCalendar: "islamic" }),
       interval.end
     ).toLocaleString()
-  ).toBe("8/2/1402 – 1/8/1404 AH");
+  ).toMatchIgnoringWeirdSpaces("8/2/1402 – 1/8/1404 AH");
 });
 
 test("Interval#toLocaleString accepts options to the formatter", () => {
-  expect(interval.toLocaleString({ weekday: "short" })).toBe("Tue – Fri");
+  expect(interval.toLocaleString({ weekday: "short" })).toMatchIgnoringWeirdSpaces("Tue – Fri");
 });
 
 test("Interval#toLocaleString can override the start DateTime's locale", () => {
@@ -71,7 +71,7 @@ test("Interval#toLocaleString can override the start DateTime's locale", () => {
       interval.start.reconfigure({ locale: "be" }),
       interval.end
     ).toLocaleString({}, { locale: "fr" })
-  ).toBe("25/05/1982 – 14/10/1983");
+  ).toMatchIgnoringWeirdSpaces("25/05/1982 – 14/10/1983");
 });
 
 test("Interval#toLocaleString can override the start DateTime's numbering system", () => {
@@ -80,7 +80,7 @@ test("Interval#toLocaleString can override the start DateTime's numbering system
       interval.start.reconfigure({ numberingSystem: "beng" }),
       interval.end
     ).toLocaleString({ numberingSystem: "mong" })
-  ).toBe("᠕/᠒᠕/᠑᠙᠘᠒ – ᠑᠐/᠑᠔/᠑᠙᠘᠓");
+  ).toMatchIgnoringWeirdSpaces("᠕/᠒᠕/᠑᠙᠘᠒ – ᠑᠐/᠑᠔/᠑᠙᠘᠓");
 });
 
 test("Interval#toLocaleString can override the start DateTime's output calendar", () => {
@@ -89,7 +89,7 @@ test("Interval#toLocaleString can override the start DateTime's output calendar"
       interval.start.reconfigure({ outputCalendar: "islamic" }),
       interval.end
     ).toLocaleString({}, { outputCalendar: "coptic" })
-  ).toBe("9/17/1698 – 2/3/1700 ERA1");
+  ).toMatchIgnoringWeirdSpaces("9/17/1698 – 2/3/1700 AM");
 });
 
 test("Interval#toLocaleString shows things in the right IANA zone", () => {
@@ -98,7 +98,7 @@ test("Interval#toLocaleString shows things in the right IANA zone", () => {
       interval.start.setZone("Australia/Melbourne"),
       interval.end
     ).toLocaleString(DateTime.DATETIME_SHORT)
-  ).toBe("5/25/1982, 7:00 PM – 10/14/1983, 11:30 PM");
+  ).toMatchIgnoringWeirdSpaces("5/25/1982, 7:00 PM – 10/14/1983, 11:30 PM");
 });
 
 test("Interval#toLocaleString shows things in the right fixed-offset zone", () => {
@@ -106,7 +106,7 @@ test("Interval#toLocaleString shows things in the right fixed-offset zone", () =
     Interval.fromDateTimes(interval.start.setZone("UTC-8"), interval.end).toLocaleString(
       DateTime.DATETIME_SHORT
     )
-  ).toBe("5/25/1982, 1:00 AM – 10/14/1983, 5:30 AM");
+  ).toMatchIgnoringWeirdSpaces("5/25/1982, 1:00 AM – 10/14/1983, 5:30 AM");
 });
 
 test("Interval#toLocaleString shows things in the right fixed-offset zone when showing the zone", () => {
@@ -114,7 +114,7 @@ test("Interval#toLocaleString shows things in the right fixed-offset zone when s
     Interval.fromDateTimes(interval.start.setZone("UTC-8"), interval.end).toLocaleString(
       DateTime.DATETIME_FULL
     )
-  ).toBe("May 25, 1982 at 1:00 AM GMT-8 – October 14, 1983 at 5:30 AM GMT-8");
+  ).toMatchIgnoringWeirdSpaces("May 25, 1982 at 1:00 AM GMT-8 – October 14, 1983 at 5:30 AM GMT-8");
 });
 
 test("Interval#toLocaleString shows things with UTC if fixed-offset with 0 offset is used", () => {
@@ -122,7 +122,7 @@ test("Interval#toLocaleString shows things with UTC if fixed-offset with 0 offse
     Interval.fromDateTimes(interval.start.setZone("UTC"), interval.end).toLocaleString(
       DateTime.DATETIME_FULL
     )
-  ).toBe("May 25, 1982 at 9:00 AM UTC – October 14, 1983 at 1:30 PM UTC");
+  ).toMatchIgnoringWeirdSpaces("May 25, 1982 at 9:00 AM UTC – October 14, 1983 at 1:30 PM UTC");
 });
 
 test("Interval#toLocaleString does the best it can with unsupported fixed-offset zone when showing the zone", () => {
@@ -130,7 +130,7 @@ test("Interval#toLocaleString does the best it can with unsupported fixed-offset
     Interval.fromDateTimes(interval.start.setZone("UTC+4:30"), interval.end).toLocaleString(
       DateTime.DATETIME_FULL
     )
-  ).toBe("May 25, 1982 at 9:00 AM UTC – October 14, 1983 at 1:30 PM UTC");
+  ).toMatchIgnoringWeirdSpaces("May 25, 1982 at 9:00 AM UTC – October 14, 1983 at 1:30 PM UTC");
 });
 
 test("Interval#toLocaleString uses locale-appropriate time formats", () => {
@@ -138,24 +138,24 @@ test("Interval#toLocaleString uses locale-appropriate time formats", () => {
     Interval.after(interval.start.reconfigure({ locale: "en-US" }), { hour: 2 }).toLocaleString(
       DateTime.TIME_SIMPLE
     )
-  ).toBe("9:00 – 11:00 AM");
+  ).toMatchIgnoringWeirdSpaces("9:00 – 11:00 AM");
   expect(
     Interval.after(interval.start.reconfigure({ locale: "en-US" }), { hour: 2 }).toLocaleString(
       DateTime.TIME_24_SIMPLE
     )
-  ).toBe("09:00 – 11:00");
+  ).toMatchIgnoringWeirdSpaces("09:00 – 11:00");
 
   // France has 24-hour by default
   expect(
     Interval.after(interval.start.reconfigure({ locale: "fr" }), { hour: 2 }).toLocaleString(
       DateTime.TIME_SIMPLE
     )
-  ).toBe("09:00 – 11:00");
+  ).toMatchIgnoringWeirdSpaces("09:00 – 11:00");
   expect(
     Interval.after(interval.start.reconfigure({ locale: "fr" }), { hour: 2 }).toLocaleString(
       DateTime.TIME_24_SIMPLE
     )
-  ).toBe("09:00 – 11:00");
+  ).toMatchIgnoringWeirdSpaces("09:00 – 11:00");
 
   // Spain does't prefix with "0" and doesn't use spaces
   expect(
diff --git a/test/setupTests.js b/test/setupTests.js
new file mode 100644
index 000000000..7d916f9a9
--- /dev/null
+++ b/test/setupTests.js
@@ -0,0 +1,18 @@
+// jest.setup.js
+
+expect.extend({
+  toMatchIgnoringWeirdSpaces(received, expected) {
+    const replaceNbspReceived = (str) => str.replace(/\s/g, " ");
+    const replaceNbspExpected = (str) => str.replace(/\s/g, " ");
+
+    const pass = replaceNbspReceived(received) === replaceNbspExpected(expected);
+
+    return {
+      pass,
+      message: () =>
+        pass
+          ? `Expected ${String(received)} to be (ignorning weird spaces) ${String(expected)}`
+          : `Expected ${String(received)} to be (ignorning weird spaces) ${String(expected)}`,
+    };
+  },
+});