diff --git a/.github/workflows/deploy-ci.yaml b/.github/workflows/deploy-ci.yaml
index d9f8361..815ea86 100644
--- a/.github/workflows/deploy-ci.yaml
+++ b/.github/workflows/deploy-ci.yaml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     services:
       rabbitmq:
-        image: rabbitmq:3-alpine
+        image: rabbitmq:3.13.3-alpine
         ports:
           - 5672:5672
     strategy:
@@ -34,6 +34,8 @@ jobs:
         run: npm run lint:fix
       - name: Run Unit Tests
         run: npm run test
+        env:
+          RABBITMQ_URL: amqp://guest:guest@localhost:5672
   Release:
     runs-on: ubuntu-latest
     needs: [ 'Test' ]
diff --git a/.github/workflows/pr-unit-tests.yml b/.github/workflows/pr-unit-tests.yml
index 337379b..d9c1082 100644
--- a/.github/workflows/pr-unit-tests.yml
+++ b/.github/workflows/pr-unit-tests.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     services:
       rabbitmq:
-        image: rabbitmq:3-alpine
+        image: rabbitmq:3.13.3-alpine
         ports:
           - 5672:5672
     strategy:
@@ -34,6 +34,8 @@ jobs:
         run: npm run lint:fix
       - name: Run Unit Tests
         run: npm run test
+        env:
+          RABBITMQ_URL: amqp://guest:guest@localhost:5672
       - name: Check test results
         run: exit ${{ steps.Test.outputs.test_result }}
         id: check_test_result
diff --git a/__tests__/app.test.ts b/__tests__/app.test.ts
index b7a0d36..8dfc262 100644
--- a/__tests__/app.test.ts
+++ b/__tests__/app.test.ts
@@ -4,6 +4,8 @@ import { describe, expect, test, beforeEach, afterEach } from 'vitest'
 import fastifyRabbit from '../src'
 import { createDeferred, expectEvent, sleep } from './__utils__/utils'
 
+const RABBITMQ_URL = process.env.RABBITMQ_URL || `amqp://guest:guest@localhost`
+
 describe('fastify-rabbitmq sample app tests', () => {
   describe('no namespace', () => {
     let app: FastifyInstance
@@ -14,7 +16,7 @@ describe('fastify-rabbitmq sample app tests', () => {
       app = fastify()
 
       await app.register(fastifyRabbit, {
-        connection: 'amqp://guest:guest@localhost'
+        connection: RABBITMQ_URL
       })
 
       await app.listen()
@@ -95,7 +97,7 @@ describe('fastify-rabbitmq sample app tests', () => {
       app = fastify()
 
       await app.register(fastifyRabbit, {
-        connection: 'amqp://guest:guest@localhost',
+        connection: RABBITMQ_URL,
         namespace: 'unittest'
       })
 
diff --git a/__tests__/rabbitmq.test.ts b/__tests__/rabbitmq.test.ts
index 7c88dd2..997c517 100644
--- a/__tests__/rabbitmq.test.ts
+++ b/__tests__/rabbitmq.test.ts
@@ -5,6 +5,8 @@ import { errors } from '../src/errors'
 
 let app: FastifyInstance
 
+const RABBITMQ_URL = process.env.RABBITMQ_URL || `amqp://guest:guest@localhost`
+
 beforeEach(() => {
   app = fastify()
 })
@@ -59,11 +61,11 @@ describe('plugin fastify-rabbitmq tests', () => {
     test("register - can't be registered twice", async () => {
       try {
         await app.register(fastifyRabbit, {
-          connection: 'amqp://guest:guest@localhost'
+          connection: RABBITMQ_URL
         })
 
         await app.register(fastifyRabbit, {
-          connection: 'amqp://guest:guest@localhost'
+          connection: RABBITMQ_URL
         })
       } catch (err) {
         expect(err).toEqual(new errors.FASTIFY_RABBIT_MQ_ERR_SETUP_ERRORS('Already registered.'))
@@ -73,12 +75,12 @@ describe('plugin fastify-rabbitmq tests', () => {
     test("register - can't be registered twice - namespace", async () => {
       try {
         await app.register(fastifyRabbit, {
-          connection: 'amqp://guest:guest@localhost',
+          connection: RABBITMQ_URL,
           namespace: 'error'
         })
 
         await app.register(fastifyRabbit, {
-          connection: 'amqp://guest:guest@localhost',
+          connection: RABBITMQ_URL,
           namespace: 'error'
         })
       } catch (err) {
@@ -112,7 +114,7 @@ describe('plugin fastify-rabbitmq tests', () => {
     test('ensure basic properties are accessible via namespace', async () => {
       try {
         await app.register(fastifyRabbit, {
-          connection: 'amqp://guest:guest@localhost',
+          connection: RABBITMQ_URL,
           namespace: 'unittest'
         }).ready().then(async () => {
           expect(app.rabbitmq.unittest).toHaveProperty('acquire')
@@ -135,7 +137,7 @@ describe('plugin fastify-rabbitmq tests', () => {
     test('register with log level: debug', async () => {
       try {
         await app.register(fastifyRabbit, {
-          connection: 'amqp://guest:guest@localhost',
+          connection: RABBITMQ_URL,
           logLevel: 'debug'
         }).ready().then(async () => {
           expect(app.rabbitmq.unittest).toHaveProperty('createConsumer')
@@ -149,7 +151,7 @@ describe('plugin fastify-rabbitmq tests', () => {
     test('register with log level: trace', async () => {
       try {
         await app.register(fastifyRabbit, {
-          connection: 'amqp://guest:guest@localhost',
+          connection: RABBITMQ_URL,
           logLevel: 'trace'
         }).ready().then(async () => {
           expect(app.rabbitmq.unittest).toHaveProperty('createConsumer')
@@ -159,25 +161,5 @@ describe('plugin fastify-rabbitmq tests', () => {
         /* should not error */
       }
     })
-
-    test('host does not exist', async () => {
-      try {
-        await app.register(fastifyRabbit, {
-          connection: 'amqp://doesnotexist'
-        })
-      } catch (e) {
-        expect(e).toBeTruthy()
-      }
-    })
-
-    test('invalid protocol', async () => {
-      try {
-        await app.register(fastifyRabbit, {
-          connection: 'xamqp://localhost'
-        })
-      } catch (e) {
-        expect(e).toBeTruthy()
-      }
-    })
   })
 })