diff --git a/.env.example b/.env.example
index be0753dc..f0a39f8a 100644
--- a/.env.example
+++ b/.env.example
@@ -5,6 +5,7 @@ APP_KEY=
 
 DB_DRIVER=mysql
 DB_HOST=localhost
+DB_UNIX_SOCKET=null
 DB_DATABASE=cachet
 DB_USERNAME=homestead
 DB_PASSWORD=secret
diff --git a/config/database.php b/config/database.php
index b6d967af..1bf4164b 100644
--- a/config/database.php
+++ b/config/database.php
@@ -64,6 +64,7 @@ return [
         'mysql' => [
             'driver'    => 'mysql',
             'host'      => env('DB_HOST', null),
+            'unix_socket' => env('DB_UNIX_SOCKET', null),
             'database'  => env('DB_DATABASE', null),
             'username'  => env('DB_USERNAME', null),
             'password'  => env('DB_PASSWORD', null),