diff --git a/index.d.ts b/index.d.ts
index c0a81a6..9d3163c 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -18,11 +18,11 @@ export declare function restartOne(service: String, options: IDockerComposeOptio
 
 export declare function rm(options: IDockerComposeOptions): Promise<IDockerComposeResult>;
 
-export declare function exec(container: String, command: String, options: IDockerComposeOptions): Promise<IDockerComposeResult>;
+export declare function exec(container: String, command: String | String[], options: IDockerComposeOptions): Promise<IDockerComposeResult>;
 
 export declare function logs(services: String[], options: IDockerComposeLogOptions): Promise<IDockerComposeResult>;
 
-export declare function run(service: String, command: String, options: IDockerComposeOptions): Promise<IDockerComposeResult>;
+export declare function run(service: String, command: String | String[], options: IDockerComposeOptions): Promise<IDockerComposeResult>;
 
 export declare function buildAll(options: IDockerComposeBuildOptions): Promise<IDockerComposeResult>;
 
diff --git a/index.js b/index.js
index 9ec8f22..596a13b 100644
--- a/index.js
+++ b/index.js
@@ -180,7 +180,7 @@ const rm = function (options) {
 /**
  * Execute command in a running container
  * @param {string} container container name
- * @param {string} command command to execute
+ * @param {string|string[]} command command to execute
  * @param {object} options
  * @param {string} options.cwd
  * @param {boolean} [options.log]
@@ -191,7 +191,7 @@ const rm = function (options) {
  * @return {object} std.out / std.err
  */
 const exec = function (container, command, options) {
-  const args = command.split(/\s+/);
+  const args = Array.isArray(command) ? command : command.split(/\s+/);
 
   return execCompose('exec', [ '-T', container ].concat(args), options);
 };
@@ -199,7 +199,7 @@ const exec = function (container, command, options) {
 /**
  * Run command
  * @param {string} container container name
- * @param {string} command command to execute
+ * @param {string|string[]} command command to execute
  * @param {object} options
  * @param {string} options.cwd
  * @param {boolean} [options.log]
@@ -210,7 +210,7 @@ const exec = function (container, command, options) {
  * @return {object} std.out / std.err
  */
 const run = function (container, command, options) {
-  const args = command.split(/\s+/);
+  const args = Array.isArray(command) ? command : command.split(/\s+/);
 
   return execCompose('run', [ '-T', container ].concat(args), options);
 };
diff --git a/readme.md b/readme.md
index 9d085f0..15bffbe 100644
--- a/readme.md
+++ b/readme.md
@@ -1,4 +1,4 @@
-<img src="https://img.shields.io/circleci/project/github/PDMLab/docker-compose.svg" /> <a href="https://join.slack.com/t/pdmlab-oss/shared_invite/enQtNjEyMjQ0MDY3NTczLTg1ZDc0YjQxMGE3MTcyYTdkODU1YjFmMTBiODE2ZTZiNDFkNjc1MWE4OTE4NWY0Y2YyMWYzYmNhZGY0NDAyYWY"><img src="https://img.shields.io/badge/Slack-join-green.svg?logo=slack" /></a>
+<img src="https://img.shields.io/circleci/project/github/PDMLab/docker-compose.svg" /> <a href="https://join.slack.com/t/pdmlab-oss/shared_invite/enQtNjEyMjQ0MDY3NTczLTg1ZDc0YjQxMGE3MTcyYTdkODU1YjFmMTBiODE2ZTZiNDFkNjc1MWE4OTE4NWY0Y2YyMWYzYmNhZGY0NDAyYWY"><img src="https://img.shields.io/npm/dm/docker-compose.svg" /> <img src="https://img.shields.io/badge/Slack-join-green.svg?logo=slack" /></a>
 
 # Manage Docker-Compose via Node.js
 
diff --git a/test/index.js b/test/index.js
index 346a24e..7f92518 100644
--- a/test/index.js
+++ b/test/index.js
@@ -191,6 +191,38 @@ test('ensure run and exec are working', async assert => {
   assert.end();
 });
 
+test('ensure run and exec with command defined as array are working', async assert => {
+  const checkOSID = (out, id) => {
+    // parse /etc/os-release contents
+    const re = /([\w,_]+)=(.*)/g;
+    let match = null;
+    const os = {};
+
+    while ((match = re.exec(out)) !== null) { // eslint-disable-line no-cond-assign
+      os[match[1]] = match[2];
+    }
+
+    assert.equals(os.ID, id);
+  };
+
+  const opts = { cwd: path.join(__dirname), log: false };
+
+  await compose.upAll(opts);
+
+  assert.true(await isContainerRunning('/compose_test_nginx'));
+
+  let std = await compose.exec('db', [ '/bin/sh', '-c', 'cat /etc/os-release' ], opts);
+
+  assert.false(std.err);
+  checkOSID(std.out, 'debian');
+
+  std = await compose.run('alpine', [ '/bin/sh', '-c', 'cat /etc/os-release' ], opts);
+  assert.false(std.err);
+  checkOSID(std.out, 'alpine');
+
+  assert.end();
+});
+
 test('build single service', async assert => {
   const opts = {
     cwd: path.join(__dirname),