diff --git a/README.md b/README.md
index 4e6c789..cd45082 100644
--- a/README.md
+++ b/README.md
@@ -7,9 +7,9 @@ Lightweight HTTP server to handle webhooks from [listmonk](https://listmonk.app)
 ### Supported messengers
 
 - Pinpoint
-- AWS SES\*
+- Twilio
+- AWS SES - Use `listmonk >= v2.2.0`
 
-(\*) Please note: Due to a recent change in code, you need to use the master branch of [listmonk](https://listmonk.app) in order to send messages with AWS SES.
 
 ### Development
 
diff --git a/go.mod b/go.mod
index 46549b3..b7db9fb 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/joeirimpan/listmonk-messenger
 
-go 1.19
+go 1.21
 
 require (
 	github.com/aws/aws-sdk-go v1.50.10