diff --git a/src/locales/en/parsers/ENWeekdayParser.ts b/src/locales/en/parsers/ENWeekdayParser.ts
index e00dc143..e7c39b0d 100644
--- a/src/locales/en/parsers/ENWeekdayParser.ts
+++ b/src/locales/en/parsers/ENWeekdayParser.ts
@@ -61,7 +61,12 @@ export default class ENWeekdayParser extends AbstractParserWithWordBoundaryCheck
             } else {
                 weekday = refWeekday - 1;
                 weekday = modifier == "last" ? weekday - 1 : weekday + 1;
-                weekday = (weekday % 5) + 1;
+                weekday = ((weekday + 5) % 5) + 1;
+            }
+            // The weekday above is already the adjacent working day. Use "this" to count forward to it,
+            // because "next" would skip to the following week (e.g. "next Tuesday" on Monday).
+            if (modifier == "next") {
+                modifier = "this";
             }
         } else {
             return null;
diff --git a/test/en/en_weekday.test.ts b/test/en/en_weekday.test.ts
index 90ec705f..1ae9e2b8 100644
--- a/test/en/en_weekday.test.ts
+++ b/test/en/en_weekday.test.ts
@@ -249,6 +249,28 @@ test("Test - Casual 'weekday' mentioning", () => {
             expect(result.start).toBeDate(new Date(2024, 10 - 1, 21, 12)); // Monday
         });
     }
+    {
+        const refDateOnMonday = new Date(2024, 10 - 1, 21, 12, 0);
+        testSingleCase(chrono.casual, "last weekday", refDateOnMonday, (result, text) => {
+            expect(result.text).toBe(text);
+            expect(result.start).toBeDate(new Date(2024, 10 - 1, 18, 12)); // Friday
+        });
+        testSingleCase(chrono.casual, "next weekday", refDateOnMonday, (result, text) => {
+            expect(result.text).toBe(text);
+            expect(result.start).toBeDate(new Date(2024, 10 - 1, 22, 12)); // Tuesday
+        });
+    }
+    {
+        const refDateOnWednesday = new Date(2024, 10 - 1, 23, 12, 0);
+        testSingleCase(chrono.casual, "last weekday", refDateOnWednesday, (result, text) => {
+            expect(result.text).toBe(text);
+            expect(result.start).toBeDate(new Date(2024, 10 - 1, 22, 12)); // Tuesday
+        });
+        testSingleCase(chrono.casual, "next weekday", refDateOnWednesday, (result, text) => {
+            expect(result.text).toBe(text);
+            expect(result.start).toBeDate(new Date(2024, 10 - 1, 24, 12)); // Thursday
+        });
+    }
     {
         const refDateOnSaturday = new Date(2024, 10 - 1, 19, 12, 0);
         testSingleCase(chrono.casual, "last weekday", refDateOnSaturday, (result, text) => {