diff --git a/doc/cache-invalidator.rst b/doc/cache-invalidator.rst
index e4e83d14..aa3763d5 100644
--- a/doc/cache-invalidator.rst
+++ b/doc/cache-invalidator.rst
@@ -43,6 +43,15 @@ See below for the :ref:`flush() <flush>` method.
 Invalidate a URL::
 
     $cacheInvalidator->invalidatePath('http://www.example.com/users')->flush();
+    
+Invalidate a URL with added header(s)::
+
+    $cacheInvalidator->invalidatePath(
+        'http://www.example.com/users',
+        array('Cookie' => 'foo=bar; fizz=bang')
+    )->flush();
+
+.. include:: includes/custom-headers.rst
 
 Refreshing Paths and URLs
 -------------------------
@@ -60,6 +69,15 @@ Refresh a URL::
 
     $cacheInvalidator->refreshPath('http://www.example.com/users')->flush();
 
+Refresh a URL with added header(s)::
+
+    $cacheInvalidator->refreshPath(
+        'http://www.example.com/users',
+        array('Cookie' => 'foo=bar; fizz=bang')
+    )->flush();
+
+.. include:: includes/custom-headers.rst
+
 .. _invalidate regex:
 
 Invalidating With a Regular Expression
diff --git a/doc/includes/custom-headers.rst b/doc/includes/custom-headers.rst
new file mode 100644
index 00000000..bfd31bb6
--- /dev/null
+++ b/doc/includes/custom-headers.rst
@@ -0,0 +1,3 @@
+This allows you to pass headers that are different between purge requests.
+If you want to add a header to all purge requests, such as ``Authorization``,
+use a :ref:`custom Guzzle client <custom Guzzle client>` instead.
diff --git a/doc/proxy-clients.rst b/doc/proxy-clients.rst
index b1ec47bd..f05ee39c 100644
--- a/doc/proxy-clients.rst
+++ b/doc/proxy-clients.rst
@@ -114,9 +114,7 @@ For instance::
 Please note that purge will invalidate all variants, so you do not have to
 send any headers that you vary on, such as ``Accept``.
 
-The above allows you to pass headers that are different between purge requests.
-If you want to send headers for all purge requests, such as ``Authorization``,
-use a :ref:`custom Guzzle client <custom Guzzle client>` instead.
+.. include:: includes/custom-headers.rst
 
 Refresh
 ~~~~~~~