diff --git a/circle.yml b/circle.yml
index f46251f1f93f34e4dbd04a6cbff55e7f55a94756..b78a411154a00955ff052641688fbe3abf02bb8b 100644
--- a/circle.yml
+++ b/circle.yml
@@ -11,6 +11,7 @@ dependencies:
     - pip install awscli==1.7.3
 database:
   post:
+    # MySQL doesn't load named timezone information automatically, you have to run this command to load it
     - mysql_tzinfo_to_sql /usr/share/zoneinfo | mysql -u ubuntu mysql
 test:
   override:
diff --git a/src/metabase/driver.clj b/src/metabase/driver.clj
index 27758589d1d59f41b889951edc3a0741f29cbaf2..cce0b65020178190b1871f3999dcb834e212386a 100644
--- a/src/metabase/driver.clj
+++ b/src/metabase/driver.clj
@@ -20,20 +20,15 @@
 ;; ## Constants
 
 (def ^:const available-drivers
-  "DB drivers that are available as a dictionary.  Each key is a driver with dictionary of attributes.
-  ex: `:h2 {:id \"h2\" :name \"H2\"}`"
+  "Available DB drivers."
   {:h2       {:id      "h2"
-              :name    "H2"
-              :example "file:[filename]"}
+              :name    "H2"}
    :postgres {:id      "postgres"
-              :name    "Postgres"
-              :example "host=[ip address] port=5432 dbname=examples user=corvus password=******"}
+              :name    "Postgres"}
    :mongo    {:id      "mongo"
-              :name    "MongoDB"
-              :example "mongodb://password:username@127.0.0.1:27017/db-name"}
+              :name    "MongoDB"}
    :mysql    {:id      "mysql"
-              :name    "MySQL"
-              :example "N/A"}}) ; TODO - we don't use connection strings any more so we shouldn't define example ones (!)
+              :name    "MySQL"}})
 
 (defn class->base-type
   "Return the `Field.base_type` that corresponds to a given class returned by the DB."