Refresh docs
diff --git a/docs/dyn/drive_v2.permissions.html b/docs/dyn/drive_v2.permissions.html
index 09e2e46..4f3048a 100644
--- a/docs/dyn/drive_v2.permissions.html
+++ b/docs/dyn/drive_v2.permissions.html
@@ -81,7 +81,7 @@
   <code><a href="#get">get(fileId, permissionId)</a></code></p>
 <p class="firstline">Gets a permission by ID.</p>
 <p class="toc_element">
-  <code><a href="#insert">insert(fileId, body, sendNotificationEmails=None)</a></code></p>
+  <code><a href="#insert">insert(fileId, body, sendNotificationEmails=None, emailMessage=None)</a></code></p>
 <p class="firstline">Inserts a permission for a file.</p>
 <p class="toc_element">
   <code><a href="#list">list(fileId)</a></code></p>
@@ -114,7 +114,7 @@
 Returns:
   An object of the form:
 
-    { # A single permission for a file.
+    { # A permission for a file.
     "withLink": True or False, # Whether the link is required for this permission.
     "kind": "drive#permission", # This is always drive#permission.
     "name": "A String", # The name for this permission.
@@ -140,7 +140,7 @@
 </div>
 
 <div class="method">
-    <code class="details" id="insert">insert(fileId, body, sendNotificationEmails=None)</code>
+    <code class="details" id="insert">insert(fileId, body, sendNotificationEmails=None, emailMessage=None)</code>
   <pre>Inserts a permission for a file.
 
 Args:
@@ -148,7 +148,7 @@
   body: object, The request body. (required)
     The object takes the form of:
 
-{ # A single permission for a file.
+{ # A permission for a file.
   "withLink": True or False, # Whether the link is required for this permission.
   "kind": "drive#permission", # This is always drive#permission.
   "name": "A String", # The name for this permission.
@@ -172,12 +172,13 @@
   "selfLink": "A String", # A link back to this permission.
 }
 
-  sendNotificationEmails: boolean, Whether to send notification emails.
+  sendNotificationEmails: boolean, Whether to send notification emails when sharing to users or groups.
+  emailMessage: string, A custom message to include in notification emails.
 
 Returns:
   An object of the form:
 
-    { # A single permission for a file.
+    { # A permission for a file.
     "withLink": True or False, # Whether the link is required for this permission.
     "kind": "drive#permission", # This is always drive#permission.
     "name": "A String", # The name for this permission.
@@ -214,7 +215,7 @@
 
     { # A list of permissions associated with a file.
     "items": [ # The actual list of permissions.
-      { # A single permission for a file.
+      { # A permission for a file.
         "withLink": True or False, # Whether the link is required for this permission.
         "kind": "drive#permission", # This is always drive#permission.
         "name": "A String", # The name for this permission.
@@ -254,7 +255,7 @@
   body: object, The request body. (required)
     The object takes the form of:
 
-{ # A single permission for a file.
+{ # A permission for a file.
   "withLink": True or False, # Whether the link is required for this permission.
   "kind": "drive#permission", # This is always drive#permission.
   "name": "A String", # The name for this permission.
@@ -282,7 +283,7 @@
 Returns:
   An object of the form:
 
-    { # A single permission for a file.
+    { # A permission for a file.
     "withLink": True or False, # Whether the link is required for this permission.
     "kind": "drive#permission", # This is always drive#permission.
     "name": "A String", # The name for this permission.
@@ -317,7 +318,7 @@
   body: object, The request body. (required)
     The object takes the form of:
 
-{ # A single permission for a file.
+{ # A permission for a file.
   "withLink": True or False, # Whether the link is required for this permission.
   "kind": "drive#permission", # This is always drive#permission.
   "name": "A String", # The name for this permission.
@@ -345,7 +346,7 @@
 Returns:
   An object of the form:
 
-    { # A single permission for a file.
+    { # A permission for a file.
     "withLink": True or False, # Whether the link is required for this permission.
     "kind": "drive#permission", # This is always drive#permission.
     "name": "A String", # The name for this permission.