diff --git a/CHANGELOG b/CHANGELOG
index 3e85b15..1880124 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,9 @@
+0.4.0
+
+  * Display all Customers when using an admin account.
+  * Add the ability to set the Mailbox when editing a Customer.
+  * When editing a Customer, pre-select its current Mailbox.
+
 0.3.0
 
   * Improve the initial linking of Customers to Mailboxes, to include Customers linked with several Conversations.
diff --git a/README.md b/README.md
index cc41348..3120888 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ You have been warned.
 ### Install the package with composer
 
 ```
-composer require "millions-missing-france/freescout-restricted-customers" "0.3.1"
+composer require "millions-missing-france/freescout-restricted-customers" "0.4.0"
 ```
 
 ### Edit the application routes
diff --git a/composer.json b/composer.json
index 3d86825..712ac74 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,7 @@
 {
 	"name": "millions-missing-france/freescout-restricted-customers",
 	"description": "Freescout restricted customers - Restrict access to Freescout customers to specific mailboxes",
-	"version": "0.3.1",
+	"version": "0.4.0",
 	"type": "library",
 	"license": ["AGPL-3.0-only"],
 	"authors": [