diff --git a/test/end-to-end/offer.js b/test/end-to-end/offer.js
index a100ae9a..d5df1f56 100644
--- a/test/end-to-end/offer.js
+++ b/test/end-to-end/offer.js
@@ -232,13 +232,6 @@ describe("Offer endpoint tests", () => {
                 FieldValidatorTester.mustBeFuture();
                 FieldValidatorTester.mustBeAfter("publishDate");
             });
-            describe("jobMinDuration", () => {
-                const FieldValidatorTester = BodyValidatorTester("jobMinDuration");
-                if (BodyValidatorTester("jobType") !== "FREELANCE") {
-                    FieldValidatorTester.isRequired();
-                    FieldValidatorTester.mustBeNumber();
-                }
-            });
             describe("jobMaxDuration", () => {
                 const FieldValidatorTester = BodyValidatorTester("jobMaxDuration");
                 FieldValidatorTester.isRequired();
@@ -707,6 +700,19 @@ describe("Offer endpoint tests", () => {
                 expect(res.status).toBe(HTTPStatus.UNPROCESSABLE_ENTITY);
             });
 
+            test("should fail jobMinDuration isn't numeric value", async () => {
+                const offer_params = generateTestOffer({
+                    jobMaxDuration: 8,
+                    jobMinDuration: "nonNumeric",
+                    owner: test_company._id,
+                });
+                const res = await request()
+                    .post("/offers/new")
+                    .send(withGodToken(offer_params));
+                expect(res.status).toBe(HTTPStatus.UNPROCESSABLE_ENTITY);
+            });
+
+
             test("should succeed if jobMaxDuration is greater than jobMinDuration", async () => {
                 const offer_params = generateTestOffer({
                     jobMinDuration: 8,