diff --git a/.upgrade.yml b/.upgrade.yml
index ffc5812cd..6cd73bcf5 100644
--- a/.upgrade.yml
+++ b/.upgrade.yml
@@ -1285,9 +1285,9 @@ warnings:
     'days_between()':
       message: 'Removed SilverStripe\ORM\FieldType\DBDate->days_between()'
     'SilverStripe\Control\Session::get_all()':
-      message: 'Session can not be access statically and `get_all()` is now called `getAll()'
+      message: 'Session can not be accessed statically and `get_all()` is now called `getAll()'
     'SilverStripe\Control\Session::clear_all()':
-      message: 'Session can not be access statically and `clear_all()` is now called `clearAll()'
+      message: 'Session can not be accessed statically and `clear_all()` is now called `clearAll()'
   props:
     'class':
       message: '$this->class access has been removed'
diff --git a/src/Control/Session.php b/src/Control/Session.php
index 31f48f3ea..ff143dc83 100644
--- a/src/Control/Session.php
+++ b/src/Control/Session.php
@@ -9,7 +9,7 @@ use SilverStripe\Dev\Deprecation;
 /**
  * Handles all manipulation of the session.
  *
- * An instance of `Session` object can be retrieve via an `HTTPRequest` by calling the `getSession()` method.
+ * An instance of a `Session` object can be retrieved via an `HTTPRequest` by calling the `getSession()` method.
  *
  * In order to support things like testing, the session is associated with a particular Controller.  In normal usage,
  * this is loaded from and saved to the regular PHP session, but for things like static-page-generation and