diff --git a/src/tests/tracks.spec.ts b/src/tests/tracks.spec.ts
index bd36eaf..3f8312a 100644
--- a/src/tests/tracks.spec.ts
+++ b/src/tests/tracks.spec.ts
@@ -1,13 +1,14 @@
 import axios from 'axios';
+const base = "http://localhost:4010"
 
 describe('GET /api/tracks', () => {
 	it('basic get should return 200', async () => {
-		const res = await axios.get('http://localhost:4010/api/tracks');
+		const res = await axios.get(base + '/api/tracks');
 		expect(res.status).toEqual(200);
 		expect(res.headers['content-type']).toContain("application/json")
 	});
 	it('correct distance input should return 200', async () => {
-		const res = await axios.post('http://localhost:4010/api/tracks', {
+		const res = await axios.post(base + '/api/tracks', {
 			"name": "string",
 			"distance": 400
 		});
@@ -18,7 +19,7 @@ describe('GET /api/tracks', () => {
 // ---------------
 describe('POST /api/tracks', () => {
 	it('illegal distance input should return 400', async () => {
-		const res = await axios.post('http://localhost:4010/api/tracks', {
+		const res = await axios.post(base + '/api/tracks', {
 			"name": "string",
 			"distance": -1
 		}, { validateStatus: undefined });
@@ -26,7 +27,7 @@ describe('POST /api/tracks', () => {
 		expect(res.headers['content-type']).toContain("application/json")
 	});
 	it('correct distance input should return 200', async () => {
-		const res = await axios.post('http://localhost:4010/api/tracks', {
+		const res = await axios.post(base + '/api/tracks', {
 			"name": "string",
 			"distance": 400
 		});
@@ -37,7 +38,7 @@ describe('POST /api/tracks', () => {
 // ---------------
 describe('adding + getting tracks', () => {
 	it('correct distance input should return 200', async () => {
-		const res = await axios.post('http://localhost:4010/api/tracks', {
+		const res = await axios.post(base + '/api/tracks', {
 			"name": "string",
 			"distance": 1000
 		});
@@ -45,7 +46,7 @@ describe('adding + getting tracks', () => {
 		expect(res.headers['content-type']).toContain("application/json")
 	});
 	it('check if track was added', async () => {
-		const res = await axios.get('http://localhost:4010/api/tracks');
+		const res = await axios.get(base + '/api/tracks');
 		expect(res.status).toEqual(200);
 		expect(res.headers['content-type']).toContain("application/json")
 		let added_track = res.data[res.data.length - 1]
@@ -60,7 +61,7 @@ describe('adding + getting tracks', () => {
 describe('adding + getting + updating', () => {
 	let added_track_id
 	it('correct distance input should return 200', async () => {
-		const res = await axios.post('http://localhost:4010/api/tracks', {
+		const res = await axios.post(base + '/api/tracks', {
 			"name": "string",
 			"distance": 1500
 		});
@@ -68,7 +69,7 @@ describe('adding + getting + updating', () => {
 		expect(res.headers['content-type']).toContain("application/json")
 	});
 	it('get should return 200', async () => {
-		const res1 = await axios.get('http://localhost:4010/api/tracks');
+		const res1 = await axios.get(base + '/api/tracks');
 		expect(res1.status).toEqual(200);
 		expect(res1.headers['content-type']).toContain("application/json")
 		let added_track = res1.data[res1.data.length - 1]
@@ -80,7 +81,7 @@ describe('adding + getting + updating', () => {
 		})
 	})
 	it('get should return 200', async () => {
-		const res2 = await axios.put('http://localhost:4010/api/tracks/' + added_track_id, {
+		const res2 = await axios.put(base + '/api/tracks/' + added_track_id, {
 			"id": added_track_id,
 			"name": "apitrack",
 			"distance": 5100
@@ -89,7 +90,7 @@ describe('adding + getting + updating', () => {
 		expect(res2.headers['content-type']).toContain("application/json")
 	})
 	it('get should return 200', async () => {
-		const res3 = await axios.get('http://localhost:4010/api/tracks');
+		const res3 = await axios.get(base + '/api/tracks');
 		expect(res3.status).toEqual(200);
 		expect(res3.headers['content-type']).toContain("application/json")
 		let added_track2 = res3.data[res3.data.length - 1]