diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ad46b30
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,61 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# TypeScript v1 declaration files
+typings/
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+
+# next.js build output
+.next
diff --git a/package.json b/package.json
index b581661..d8de8de 100644
--- a/package.json
+++ b/package.json
@@ -16,5 +16,8 @@
   "bugs": {
     "url": "https://github.com/hharnisc/hypercwd/issues"
   },
-  "homepage": "https://github.com/hharnisc/hypercwd#readme"
+  "homepage": "https://github.com/hharnisc/hypercwd#readme",
+  "dependencies": {
+    "util.promisify": "1.0.0"
+  }
 }
diff --git a/setCwd.js b/setCwd.js
index f1a8189..31deee3 100644
--- a/setCwd.js
+++ b/setCwd.js
@@ -1,5 +1,5 @@
 const { exec } = require('child_process');
-const { promisify } = require('util');
+const promisify = require('util.promisify');
 
 const promiseExec = promisify(exec);