diff --git a/config/broadcasting.php b/config/broadcasting.php
index abaaac32..bf8b2dfe 100644
--- a/config/broadcasting.php
+++ b/config/broadcasting.php
@@ -11,6 +11,8 @@
     | framework when an event needs to be broadcast. You may set this to
     | any of the connections defined in the "connections" array below.
     |
+    | Supported: "pusher", "redis", "log"
+    |
     */
 
     'default' => env('BROADCAST_DRIVER', 'pusher'),
diff --git a/config/cache.php b/config/cache.php
index 3ffa840b..6b8ac914 100644
--- a/config/cache.php
+++ b/config/cache.php
@@ -11,6 +11,8 @@
     | using this caching library. This connection is used when another is
     | not explicitly specified when executing a given caching function.
     |
+    | Supported: "apc", "array", "database", "file", "memcached", "redis"
+    |
     */
 
     'default' => env('CACHE_DRIVER', 'file'),