diff --git a/README.md b/README.md
index b568bd2..655959f 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,7 @@ Add the Nitpicker action to your workflow and allow access to the `secrets.GITHU
 ```yaml
     steps:
       ...
-      - uses: mobile-actions/nitpicker@v1
+      - uses: ethanis/nitpicker@v1
         with:
           nitpicks: '.github/nitpicks.yml'
           token: '${{ secrets.GITHUB_TOKEN }}'
diff --git a/__tests__/services/comments.test.ts b/__tests__/services/comments.test.ts
new file mode 100644
index 0000000..09ea308
--- /dev/null
+++ b/__tests__/services/comments.test.ts
@@ -0,0 +1,21 @@
+import * as path from 'path';
+import { getCommentBody } from '../../src/services';
+import { Constants } from '../../src/constants';
+
+test('read valid config file', () => {
+  const markdown = 'markdown';
+  const files = ['package.json', 'src/services/comments.ts'];
+  const prNumber = 42;
+  const owner = 'foo';
+  const repo = 'bar';
+
+  const expected = `markdown
+--------------
+_Caused by:_
+ - [package.json](https://github.com/foo/bar/pull/42/files#diff-b9cfc7f2cdf78a7f4b91a753d10865a2)
+ - [src/services/comments.ts](https://github.com/foo/bar/pull/42/files#diff-0ea10ba5bc61e4ecb7226e70bec7c02f)`;
+
+  const commentBody = getCommentBody(markdown, files, prNumber, owner, repo);
+
+  expect(commentBody).toEqual(expected);
+});
diff --git a/package-lock.json b/package-lock.json
index bfe32de..4421dd8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -753,9 +753,9 @@
       "dev": true
     },
     "acorn": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz",
-      "integrity": "sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw==",
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.2.0.tgz",
+      "integrity": "sha512-apwXVmYVpQ34m/i71vrApRrRKCWQnZZF1+npOD0WV5xZFfwWOmKGQ2RWlfdy9vWITsenisM8M0Qeq8agcFHNiQ==",
       "dev": true
     },
     "acorn-globals": {
@@ -769,9 +769,9 @@
       },
       "dependencies": {
         "acorn": {
-          "version": "6.2.1",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.2.1.tgz",
-          "integrity": "sha512-JD0xT5FCRDNyjDda3Lrg/IxFscp9q4tiYtxE1/nOzlKCk7hIRuYjhq1kCNkbPjMRMZuFq20HNQn1I9k8Oj0E+Q==",
+          "version": "6.4.1",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
+          "integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==",
           "dev": true
         }
       }
@@ -1812,14 +1812,6 @@
         "acorn": "^7.1.0",
         "acorn-jsx": "^5.1.0",
         "eslint-visitor-keys": "^1.1.0"
-      },
-      "dependencies": {
-        "acorn": {
-          "version": "7.1.0",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.0.tgz",
-          "integrity": "sha512-kL5CuoXA/dgxlBbVrflsflzQ3PAas7RYZB52NOm/6839iVYJgKMJ3cQJD+t2i5+qFa8h3MDpEOJiS64E8JLnSQ==",
-          "dev": true
-        }
       }
     },
     "esprima": {
@@ -2831,15 +2823,30 @@
       "dev": true
     },
     "handlebars": {
-      "version": "4.1.2",
-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.1.2.tgz",
-      "integrity": "sha512-nvfrjqvt9xQ8Z/w0ijewdD/vvWDTOweBUm96NTr66Wfvo1mJenBLwcYmPs3TIBP5ruzYGD7Hx/DaM9RmhroGPw==",
+      "version": "4.7.6",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.6.tgz",
+      "integrity": "sha512-1f2BACcBfiwAfStCKZNrUCgqNZkGsAT7UM3kkYtXuLo0KnaVfjKOyf7PRzB6++aK9STyT1Pd2ZCPe3EGOXleXA==",
       "dev": true,
       "requires": {
+        "minimist": "^1.2.5",
         "neo-async": "^2.6.0",
-        "optimist": "^0.6.1",
         "source-map": "^0.6.1",
-        "uglify-js": "^3.1.4"
+        "uglify-js": "^3.1.4",
+        "wordwrap": "^1.0.0"
+      },
+      "dependencies": {
+        "minimist": {
+          "version": "1.2.5",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+          "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
+          "dev": true
+        },
+        "wordwrap": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
+          "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=",
+          "dev": true
+        }
       }
     },
     "har-schema": {
@@ -3937,6 +3944,14 @@
         "whatwg-url": "^6.4.1",
         "ws": "^5.2.0",
         "xml-name-validator": "^3.0.0"
+      },
+      "dependencies": {
+        "acorn": {
+          "version": "5.7.4",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.4.tgz",
+          "integrity": "sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg==",
+          "dev": true
+        }
       }
     },
     "jsesc": {
@@ -4551,24 +4566,6 @@
         "mimic-fn": "^2.1.0"
       }
     },
-    "optimist": {
-      "version": "0.6.1",
-      "resolved": "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz",
-      "integrity": "sha1-2j6nRob6IaGaERwybpDrFaAZZoY=",
-      "dev": true,
-      "requires": {
-        "minimist": "~0.0.1",
-        "wordwrap": "~0.0.2"
-      },
-      "dependencies": {
-        "minimist": {
-          "version": "0.0.10",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.10.tgz",
-          "integrity": "sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8=",
-          "dev": true
-        }
-      }
-    },
     "optionator": {
       "version": "0.8.2",
       "resolved": "https://registry.npmjs.org/optionator/-/optionator-0.8.2.tgz",
@@ -6049,12 +6046,6 @@
       "integrity": "sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ==",
       "dev": true
     },
-    "wordwrap": {
-      "version": "0.0.3",
-      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
-      "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc=",
-      "dev": true
-    },
     "wrap-ansi": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
diff --git a/package.json b/package.json
index 3eadcec..7620f76 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,8 @@
 {
-  "name": "typescript-action",
+  "name": "nitpicker",
   "version": "0.0.0",
   "private": true,
-  "description": "TypeScript template action",
+  "description": "Action to auto-comment",
   "main": "lib/main.js",
   "scripts": {
     "build": "tsc",
@@ -13,14 +13,14 @@
   },
   "repository": {
     "type": "git",
-    "url": "git+https://github.com/actions/typescript-action.git"
+    "url": "git+https://github.com/ethanis/nitpicker.git"
   },
   "keywords": [
     "actions",
     "node",
     "setup"
   ],
-  "author": "YourNameOrOrganization",
+  "author": "ethanis",
   "license": "MIT",
   "dependencies": {
     "@actions/core": "^1.2.4",
diff --git a/src/services/comments.ts b/src/services/comments.ts
index 29cf787..c510717 100644
--- a/src/services/comments.ts
+++ b/src/services/comments.ts
@@ -1,5 +1,6 @@
 import * as github from '@actions/github';
 import * as core from '@actions/core';
+import * as crypto from 'crypto';
 import { Comment, PullRequestComment, MatchResult } from '../models';
 import { parseContext } from './context';
 import { Constants } from '../constants';
@@ -152,17 +153,26 @@ export async function getExistingComments(
     }));
 }
 
-function getCommentBody(
+export function getCommentBody(
   markdown: string,
   files: string[],
   prNumber: number,
   owner: string,
   repo: string
 ): string {
-  return `${markdown}${Constants.CannedTextSeparator}${files
+  // const hasher = crypto.createHash('md5');
+  const links = files.map(file => ({
+    text: file,
+    hash: crypto
+      .createHash('md5')
+      .update(file)
+      .digest('hex')
+  }));
+
+  return `${markdown}${Constants.CannedTextSeparator}${links
     .map(
-      m =>
-        ` - [${m}](https://github.com/${owner}/${repo}/pull/${prNumber}/files)`
+      link =>
+        ` - [${link.text}](https://github.com/${owner}/${repo}/pull/${prNumber}/files#diff-${link.hash})`
     )
     .join('\n')}`;
 }