diff --git a/CHANGELOG.md b/CHANGELOG.md
index 38a4c01..9ae5a2a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.13.1
+
+- fix suffix for websocket connection.
+
 ## 0.13.0
 
 - new JSON-RPC client to interact with CLI wallet.
diff --git a/pubspec.yaml b/pubspec.yaml
index 42268b8..0655d9b 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,10 +1,10 @@
 name: xelis_dart_sdk
 description: Software Development Kit in Dart to build Apps for the Xelis Blockchain.
-version: 0.13.0
+version: 0.13.1
 repository: https://github.com/xelis-project/xelis-dart-jdk
 
 environment:
-  sdk: '>=3.0.0 <4.0.0'
+  sdk: '>=3.2.0 <4.0.0'
 
 dependencies:
   convert: ^3.1.1