diff --git a/bin/cli/__tests__/list.spec.js b/bin/cli/__tests__/list.spec.js
index 3227839..367aa3a 100644
--- a/bin/cli/__tests__/list.spec.js
+++ b/bin/cli/__tests__/list.spec.js
@@ -1,23 +1,23 @@
 const ListCommand = require('../commands/list');
 
+jest.mock('../../../src/shared');
+
 jest.mock('../utils');
 
 describe('List Command', () => {
-	let result;
+    let result;
 
-	beforeEach(() => {
-		result = [];
-		jest
-			.spyOn(process.stdout, 'write')
-			.mockImplementation(val =>
-				result.push(require('strip-ansi')(val.toString('utf8')))
-			);
-	});
+    beforeEach(() => {
+        result = [];
+        jest.spyOn(process.stdout, 'write').mockImplementation(val =>
+            result.push(require('strip-ansi')(val.toString('utf8')))
+        );
+    });
 
-	afterEach(() => jest.restoreAllMocks());
+    afterEach(() => jest.restoreAllMocks());
 
-	test.each([[], ['--no-format']])('with flags:', async (...args) => {
-		await ListCommand.run(args);
-		expect(result).toMatchSnapshot();
-	});
+    test.each([[], ['--no-format']])('with flags:', async (...args) => {
+        await ListCommand.run(args);
+        expect(result).toMatchSnapshot();
+    });
 });
diff --git a/bin/cli/__tests__/request.spec.js b/bin/cli/__tests__/request.spec.js
index ab3132a..b09e9a2 100644
--- a/bin/cli/__tests__/request.spec.js
+++ b/bin/cli/__tests__/request.spec.js
@@ -1,6 +1,8 @@
 const RequestCommand = require('../commands/request');
 const requestPromiseNativeMock = require('request-promise-native');
 
+jest.mock('../../../src/shared');
+
 jest.mock('../utils');
 
 describe('Request Command', () => {
@@ -9,11 +11,9 @@ describe('Request Command', () => {
     beforeEach(() => {
         requestPromiseNativeMock.fail = false;
         result = [];
-        jest
-            .spyOn(process.stdout, 'write')
-            .mockImplementation(val =>
-                result.push(require('strip-ansi')(val.toString('utf8')))
-            );
+        jest.spyOn(process.stdout, 'write').mockImplementation(val =>
+            result.push(require('strip-ansi')(val.toString('utf8')))
+        );
     });
 
     afterEach(() => jest.restoreAllMocks());
diff --git a/bin/cli/__tests__/utils.spec.js b/bin/cli/__tests__/utils.spec.js
index d4830a0..69877c0 100644
--- a/bin/cli/__tests__/utils.spec.js
+++ b/bin/cli/__tests__/utils.spec.js
@@ -1,5 +1,7 @@
 const utils = require('../utils.js');
 
+jest.mock('../../../src/shared');
+
 jest.mock('fs');
 
 describe('utils', () => {
diff --git a/bin/cli/__tests__/validate.spec.js b/bin/cli/__tests__/validate.spec.js
index c563130..8f99821 100644
--- a/bin/cli/__tests__/validate.spec.js
+++ b/bin/cli/__tests__/validate.spec.js
@@ -3,27 +3,25 @@ const ValidateCommand = require('../commands/validate');
 jest.mock('../utils');
 
 describe('Validate Command', () => {
-	let result;
+    let result;
 
-	beforeEach(() => {
-		result = [];
-		jest
-			.spyOn(process.stdout, 'write')
-			.mockImplementation(val =>
-				result.push(require('strip-ansi')(val.toString('utf8')))
-			);
-	});
+    beforeEach(() => {
+        result = [];
+        jest.spyOn(process.stdout, 'write').mockImplementation(val =>
+            result.push(require('strip-ansi')(val.toString('utf8')))
+        );
+    });
 
-	afterEach(() => jest.restoreAllMocks());
+    afterEach(() => jest.restoreAllMocks());
 
-	it('should validate the configuration file', async () => {
-		await ValidateCommand.run([]);
-		expect(result).toMatchSnapshot();
-	});
+    it('should validate the configuration file', async () => {
+        await ValidateCommand.run([]);
+        expect(result).toMatchSnapshot();
+    });
 
-	it('should show schema errors', async () => {
-		await expect(
-			ValidateCommand.run(['invalid-conf.yml'])
-		).rejects.toThrow();
-	});
+    it('should show schema errors', async () => {
+        await expect(
+            ValidateCommand.run(['invalid-conf.yml'])
+        ).rejects.toThrow();
+    });
 });
diff --git a/src/__mocks__/shared.js b/src/__mocks__/shared.js
new file mode 100644
index 0000000..26f2ff5
--- /dev/null
+++ b/src/__mocks__/shared.js
@@ -0,0 +1,4 @@
+module.exports = {
+    ...require.requireActual('../shared'),
+    moduleVersion: jest.fn().mockReturnValue(1)
+};
diff --git a/src/__tests__/__snapshots__/request.spec.js.snap b/src/__tests__/__snapshots__/request.spec.js.snap
index 4f7c00b..ab94f3a 100644
--- a/src/__tests__/__snapshots__/request.spec.js.snap
+++ b/src/__tests__/__snapshots__/request.spec.js.snap
@@ -7,7 +7,7 @@ Object {
     "body": Object {
       "username": "seich",
     },
-    "endpoint": "http://martianwabbit.com/user",
+    "endpoint": "http://example.com/user",
     "headers": Object {
       "authentication": "BEARER abc123",
     },
@@ -25,7 +25,7 @@ Object {
   "body": "{\\"hello\\": \\"world\\"}",
   "request": Object {
     "body": undefined,
-    "endpoint": "http://martianwabbit.com/user",
+    "endpoint": "http://example.com/user",
     "headers": undefined,
   },
   "response": Object {
diff --git a/src/__tests__/beau.spec.js b/src/__tests__/beau.spec.js
index 9f7bbcf..eb94e8a 100644
--- a/src/__tests__/beau.spec.js
+++ b/src/__tests__/beau.spec.js
@@ -1,11 +1,16 @@
 const yaml = require('js-yaml');
 const Beau = require('../beau');
+const { moduleVersion } = require('../shared');
+
+jest.mock('../shared');
 
 const requireg = require('requireg');
 requireg.resolving = false;
 
 describe(`Beau's config Loader.`, () => {
     it('should create a request list', () => {
+        moduleVersion.mockReturnValue(1);
+
         const doc = yaml.safeLoad(`
             version: 1
             endpoint: 'http://jsonplaceholder.typicode.com'
@@ -23,7 +28,21 @@ describe(`Beau's config Loader.`, () => {
 
         const beau = new Beau(doc);
 
-        expect(beau.requests).toBeDefined();
         expect(beau).toMatchSnapshot();
     });
+
+    it('should display a warning if the module version and the beau file version are different', () => {
+        let stdout;
+        let spy = jest
+            .spyOn(console, 'warn')
+            .mockImplementation(val => (stdout = val));
+
+        moduleVersion.mockReturnValue(2);
+
+        const beau = new Beau({ version: 1 });
+        expect(stdout).toEqual('This Beau file expects v1. You are using v2.');
+
+        spy.mockReset();
+        spy.mockRestore();
+    });
 });
diff --git a/src/__tests__/request.spec.js b/src/__tests__/request.spec.js
index 4c111aa..edb0098 100644
--- a/src/__tests__/request.spec.js
+++ b/src/__tests__/request.spec.js
@@ -12,7 +12,7 @@ describe('Request', () => {
     beforeEach(() => {
         validRequestConfig = {
             request: 'POST /user',
-            endpoint: 'http://martianwabbit.com',
+            endpoint: 'http://example.com',
             alias: 'update',
             params: {
                 userId: '$profile.UserId'
@@ -27,7 +27,7 @@ describe('Request', () => {
 
         invalidRequestConfig = {
             request: `POST /session`,
-            endpoint: 'http://martianwabbit.com'
+            endpoint: 'http://example.com'
         };
 
         cache = new RequestCache();
@@ -36,7 +36,7 @@ describe('Request', () => {
 
         request = new Request(validRequestConfig);
         requestWithoutDependencies = new Request({
-            endpoint: 'http://martianwabbit.com',
+            endpoint: 'http://example.com',
             request: 'GET /user',
             alias: 'show'
         });
diff --git a/src/beau.js b/src/beau.js
index f734940..9b3f2fb 100644
--- a/src/beau.js
+++ b/src/beau.js
@@ -1,10 +1,19 @@
 const RequestList = require('./requestList');
 const Config = require('./config');
+const { moduleVersion } = require('./shared');
 
 class Beau {
     constructor(doc, env = {}) {
         this.config = new Config(doc, env);
         this.requests = new RequestList(this.config);
+
+        if (this.config.VERSION !== moduleVersion()) {
+            console.warn(
+                `This Beau file expects v${
+                    this.config.VERSION
+                }. You are using v${moduleVersion()}.`
+            );
+        }
     }
 }
 
diff --git a/src/config.js b/src/config.js
index 5f93cd0..3af7b5a 100644
--- a/src/config.js
+++ b/src/config.js
@@ -1,12 +1,11 @@
 const deepMerge = require('deepmerge');
-const { requestRegex, UpperCaseKeys } = require('./shared');
+const { requestRegex, UpperCaseKeys, moduleVersion } = require('./shared');
 const Plugins = require('./plugins');
-const version = parseInt(require('../package.json').version, 10);
 
 class Config {
     constructor(doc, env = {}) {
         const defaultConfigValues = {
-            VERSION: version,
+            VERSION: moduleVersion(),
             ENDPOINT: '',
             PLUGINS: [],
             DEFAULTS: {},
diff --git a/src/shared.js b/src/shared.js
index 4b0404d..2964c40 100644
--- a/src/shared.js
+++ b/src/shared.js
@@ -67,6 +67,8 @@ const replaceInObject = function(obj, fn) {
     return obj;
 };
 
+const moduleVersion = () => parseInt(require('../package.json').version, 10);
+
 module.exports = {
     requestRegex,
     replacementRegex,
@@ -74,5 +76,6 @@ module.exports = {
     UpperCaseKeys,
     removeOptionalKeys,
     toKebabCase,
-    replaceInObject
+    replaceInObject,
+    moduleVersion
 };