diff --git a/tests/extractPronouns.spec.js b/tests/extractPronouns.spec.js
index ab08d7f..bc1babf 100644
--- a/tests/extractPronouns.spec.js
+++ b/tests/extractPronouns.spec.js
@@ -11,6 +11,7 @@ const validFields = [
 	"pronomen",
 	"Pronouns / Pronomen",
 ];
+const invalidFields = ["pronounciation"];
 
 for (const field of validFields) {
 	extract(`${field} is extracted`, async () => {
@@ -23,6 +24,17 @@ for (const field of validFields) {
 	});
 }
 
+for (const field of invalidFields) {
+	extract(`${field} is not extracted`, async () => {
+		const result = await pronouns.extractFromStatus({
+			account: {
+				fields: [{ name: field, value: "pro/nouns" }],
+			},
+		});
+		assert.equal(result, null);
+	});
+}
+
 extract.run();
 
 const valueExtractionSuite = suite("value extraction");