diff --git a/src/locales/nl/parsers/NLRelativeDateFormatParser.ts b/src/locales/nl/parsers/NLRelativeDateFormatParser.ts
index 37ec0ac6..7b690acc 100644
--- a/src/locales/nl/parsers/NLRelativeDateFormatParser.ts
+++ b/src/locales/nl/parsers/NLRelativeDateFormatParser.ts
@@ -6,8 +6,8 @@ import { AbstractParserWithWordBoundaryChecking } from "../../../common/parsers/
 import { matchAnyPattern } from "../../../utils/pattern";
 
 const PATTERN = new RegExp(
-    `(dit|deze|komende|volgend|volgende|afgelopen|vorige)\\s*(${matchAnyPattern(TIME_UNIT_DICTIONARY)})(?=\\s*)` +
-        "(?=\\W|$)",
+    `(dit|deze|(?:aan)?komend|volgend|afgelopen|vorig)e?\\s*(${matchAnyPattern(TIME_UNIT_DICTIONARY)})(?=\\s*)` +
+    "(?=\\W|$)",
     "i"
 );
 
@@ -24,13 +24,13 @@ export default class NLRelativeDateFormatParser extends AbstractParserWithWordBo
         const unitWord = match[RELATIVE_WORD_GROUP].toLowerCase();
         const timeunit = TIME_UNIT_DICTIONARY[unitWord];
 
-        if (modifier == "volgend" || modifier == "volgende" || modifier == "komende") {
+        if (modifier == "volgend" || modifier == "komend" || modifier == "aankomend") {
             const timeUnits = {};
             timeUnits[timeunit] = 1;
             return ParsingComponents.createRelativeFromReference(context.reference, timeUnits);
         }
 
-        if (modifier == "afgelopen" || modifier == "vorige") {
+        if (modifier == "afgelopen" || modifier == "vorig") {
             const timeUnits = {};
             timeUnits[timeunit] = -1;
             return ParsingComponents.createRelativeFromReference(context.reference, timeUnits);
diff --git a/src/locales/nl/parsers/NLTimeUnitCasualRelativeFormatParser.ts b/src/locales/nl/parsers/NLTimeUnitCasualRelativeFormatParser.ts
index f7039537..c4440c19 100644
--- a/src/locales/nl/parsers/NLTimeUnitCasualRelativeFormatParser.ts
+++ b/src/locales/nl/parsers/NLTimeUnitCasualRelativeFormatParser.ts
@@ -4,7 +4,10 @@ import { ParsingComponents } from "../../../results";
 import { AbstractParserWithWordBoundaryChecking } from "../../../common/parsers/AbstractParserWithWordBoundary";
 import { reverseTimeUnits } from "../../../utils/timeunits";
 
-const PATTERN = new RegExp(`(deze|vorige|afgelopen|komende|over|\\+|-)\\s*(${TIME_UNITS_PATTERN})(?=\\W|$)`, "i");
+const PATTERN = new RegExp(`(dit|deze|vorig|afgelopen|(?:aan)?komend|over|\\+|-)e?\\s*(${TIME_UNITS_PATTERN})(?=\\W|$)`, "i");
+
+const PREFIX_WORD_GROUP = 1;
+const TIME_UNIT_WORD_GROUP = 2;
 
 export default class NLTimeUnitCasualRelativeFormatParser extends AbstractParserWithWordBoundaryChecking {
     innerPattern(): RegExp {
@@ -12,10 +15,10 @@ export default class NLTimeUnitCasualRelativeFormatParser extends AbstractParser
     }
 
     innerExtract(context: ParsingContext, match: RegExpMatchArray): ParsingComponents {
-        const prefix = match[1].toLowerCase();
-        let timeUnits = parseTimeUnits(match[2]);
+        const prefix = match[PREFIX_WORD_GROUP].toLowerCase();
+        let timeUnits = parseTimeUnits(match[TIME_UNIT_WORD_GROUP]);
         switch (prefix) {
-            case "vorige":
+            case "vorig":
             case "afgelopen":
             case "-":
                 timeUnits = reverseTimeUnits(timeUnits);
diff --git a/test/nl/nl_relative.test.ts b/test/nl/nl_relative.test.ts
index 8b65d769..0553c229 100644
--- a/test/nl/nl_relative.test.ts
+++ b/test/nl/nl_relative.test.ts
@@ -71,7 +71,7 @@ test("Test - Past relative expressions", () => {
 
 test("Test - Future relative expressions", () => {
     // next hour
-    testSingleCase(chrono.nl, "komende uur", new Date(2016, 10 - 1, 1, 12), (result, text) => {
+    testSingleCase(chrono.nl, "komend uur", new Date(2016, 10 - 1, 1, 12), (result, text) => {
         expect(result.text).toBe(text);
         expect(result.start.get("year")).toBe(2016);
         expect(result.start.get("month")).toBe(10);
@@ -111,6 +111,20 @@ test("Test - Future relative expressions", () => {
         expect(result.start.isCertain("hour")).toBe(false);
     });
 
+    // next month
+    testSingleCase(chrono.nl, "aankomende maand", new Date(2016, 10 - 1, 1, 12), (result, text) => {
+        expect(result.text).toBe(text);
+        expect(result.start.get("year")).toBe(2016);
+        expect(result.start.get("month")).toBe(11);
+        expect(result.start.get("day")).toBe(1);
+        expect(result.start.get("hour")).toBe(12);
+
+        expect(result.start.isCertain("year")).toBe(true);
+        expect(result.start.isCertain("month")).toBe(true);
+        expect(result.start.isCertain("day")).toBe(false);
+        expect(result.start.isCertain("hour")).toBe(false);
+    });
+
     // next year
     testSingleCase(chrono.nl, "volgend jaar", new Date(2020, 11 - 1, 22, 12, 11, 32, 6), (result, text) => {
         expect(result.text).toBe(text);
@@ -137,7 +151,7 @@ test("Test - Relative date components' certainty", () => {
     const refDate = new Date(2016, 10 - 1, 7, 12);
 
     // next hour
-    testSingleCase(chrono.nl, "komende uur", refDate, (result, text) => {
+    testSingleCase(chrono.nl, "komend uur", refDate, (result, text) => {
         expect(result.text).toBe(text);
         expect(result.start.get("year")).toBe(2016);
         expect(result.start.get("month")).toBe(10);