diff --git a/CHANGELOG.md b/CHANGELOG.md
index b14bc1e4..7c7033c1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+# 1.2.0
+- Thanks to [KevinBLT](https://github.com/KevinBLT) mime messages will now always have a valid date header.
+- The high level search API has been extended and access simplified
+- The high level thread API has been simplified
+
 # 1.1.0
 - Thanks to [A.Zulli](https://github.com/azulli) the `UNSELECT` IMAP command of [rfc3691](https://tools.ietf.org/html/rfc3691) is now supported with `ImapClient.unselectMailbox()`.
 - Support [THREAD](https://tools.ietf.org/html/rfc5256) IMAP Extension with `ImapClient.threadMessages()` and `uidThreadMessage()` as well as the high level API `MailClient.fetchThreads()` and `fetchThreadData()`, the latter can set the `MimeMessage.threadSequence` automatically. #44
diff --git a/README.md b/README.md
index 9cca16d8..c4de1a7e 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ Add this dependency your pubspec.yaml file:
 
 ```
 dependencies:
-  enough_mail: ^1.1.0
+  enough_mail: ^1.2.0
 ```
 The latest version or `enough_mail` is [![enough_mail version](https://img.shields.io/pub/v/enough_mail.svg)](https://pub.dartlang.org/packages/enough_mail).
 
diff --git a/pubspec.yaml b/pubspec.yaml
index 643e1a55..81385376 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: enough_mail
 description: IMAP, POP3 and SMTP for email developers. Choose between a low level and a high level API for mailing. Parse and generate MIME messages. Discover email settings.
-version: 1.1.0
+version: 1.2.0
 homepage: https://github.com/Enough-Software/enough_mail
 
 environment:
@@ -12,7 +12,7 @@ dependencies:
   crypto: ^3.0.1
   encrypt: ^5.0.0
   pointycastle: ^3.0.1
-  basic_utils: ^3.0.0-nullsafety.3
+  basic_utils: ^3.0.0
   xml: ^5.1.0
   intl: ^0.17.0
   enough_serialization: ^1.3.0