diff --git a/not.js b/not.js
new file mode 100755
index 0000000..3c69b09
--- /dev/null
+++ b/not.js
@@ -0,0 +1,5 @@
+#!/usr/bin/env node
+
+const { insideCi } = require("./index.js");
+
+process.exit(!insideCi() ? 0 : 1)
diff --git a/package-build.json b/package-build.json
index 71bb684..122134e 100644
--- a/package-build.json
+++ b/package-build.json
@@ -1 +1 @@
-{"name":"inside-ci","version":"1.0.1","description":"Quick tool to check if we are inside CI","main":"index.js","bin":{"inside-ci":"./index.js"},"repository":{"type":"git","url":"https://git.nfp.is/TheThing/inside-ci.git"},"keywords":["ci","is-ci","inside-ci","environment"],"author":"Jonatan Nilsson","license":"WTFPL","files":["index.js","index.d.ts","README.md","LICENSE"]}
\ No newline at end of file
+{"name":"inside-ci","version":"1.1.0","description":"Quick tool to check if we are inside CI","main":"index.js","bin":{"inside-ci":"./index.js","in-ci":"./index.js","not-ci":"./not.js"},"repository":{"type":"git","url":"https://git.nfp.is/TheThing/inside-ci.git"},"keywords":["ci","is-ci","inside-ci","environment"],"author":"Jonatan Nilsson","license":"WTFPL","files":["index.js","not.js","index.d.ts","README.md","LICENSE"]}
\ No newline at end of file
diff --git a/package.json b/package.json
index 75082a1..8bfe31c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "inside-ci",
-  "version": "1.0.1",
+  "version": "1.1.0",
   "description": "Quick tool to check if we are inside CI",
   "main": "index.js",
   "scripts": {
@@ -8,7 +8,9 @@
     "test:watch": "eltro -r dot -w test test.mjs"
   },
   "bin": {
-    "inside-ci": "./index.js"
+    "inside-ci": "./index.js",
+    "in-ci": "./index.js",
+    "not-ci": "./not.js"
   },
   "watch": {
     "test": {
@@ -32,6 +34,7 @@
   },
   "files": [
     "index.js",
+    "not.js",
     "index.d.ts",
     "README.md",
     "LICENSE"
diff --git a/test.mjs b/test.mjs
index f06a2aa..a55c463 100644
--- a/test.mjs
+++ b/test.mjs
@@ -57,7 +57,7 @@ function runCommand(command, options) {
   })
 }
 
-t.describe('CLI', function() {
+t.describe('CLI in-ci', function() {
   t.test('should return success/code 0 if CI is filled', async function () {
     let result = await runCommand('node index.js', {
       env: { CI: 'true' }
@@ -75,3 +75,22 @@ t.describe('CLI', function() {
     assert.strictEqual(result.err.code, 1)
   })
 })
+
+t.describe('CLI not-ci', function() {
+  t.test('should return error code 1 if CI is filled', async function () {
+    let result = await runCommand('node not.js', {
+      env: { CI: 'true' }
+    })
+    
+    assert.ok(result.err)
+    assert.strictEqual(result.err.code, 1)
+  })
+
+  t.test('should return success/code 0 if CI is false', async function () {
+    let result = await runCommand('node not.js', {
+      env: { CI: 'false' }
+    })
+
+    assert.notOk(result.err)
+  })
+})