diff --git a/package-lock.json b/package-lock.json
index 564cdca..aa65bce 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "@hckrnews/error",
-    "version": "0.3.0",
+    "version": "0.3.1",
     "lockfileVersion": 2,
     "requires": true,
     "packages": {
         "": {
             "name": "@hckrnews/error",
-            "version": "0.3.0",
+            "version": "0.3.1",
             "license": "MIT",
             "dependencies": {
                 "@hckrnews/validator": "^5.0.1"
diff --git a/package.json b/package.json
index 6cce963..fcf6346 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@hckrnews/error",
     "description": "Extended Errors",
-    "version": "0.3.0",
+    "version": "0.3.1",
     "author": {
         "name": "Pieter Wigboldus",
         "url": "https://hckr.news/"
@@ -20,6 +20,7 @@
     "files": [
         "src/index.js",
         "src/app-error.js",
+        "src/authentication-error.js",
         "src/not-found-error.js",
         "src/not-implemented-error.js",
         "src/server-error.js",