diff --git a/CHANGELOG.md b/CHANGELOG.md
index 36c4334..a8ae019 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## [1.5.4] - 03.Mai.2023.
+- update txrep for soroban prev 8
+
 ## [1.5.3] - 08.Apr.2023.
 - add support for soroban prev 8
 - improve soroban tests & docs
diff --git a/README.md b/README.md
index 02838d0..40b9ca7 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ The Soneso open source Stellar SDK for Flutter is build with Dart and provides A
 1. Add the dependency to your pubspec.yaml file:
 ```
 dependencies:
-  stellar_flutter_sdk: ^1.5.3
+  stellar_flutter_sdk: ^1.5.4
 ```
 2. Install it (command line or IDE):
 ```
diff --git a/documentation/sdk_api_doc.zip b/documentation/sdk_api_doc.zip
index 584f695..29c7a8a 100644
Binary files a/documentation/sdk_api_doc.zip and b/documentation/sdk_api_doc.zip differ
diff --git a/pubspec.yaml b/pubspec.yaml
index d59d4e5..1cfdfcd 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: stellar_flutter_sdk
 description: A stellar blockchain sdk that query's horizon, build, signs and submits transactions to the stellar network.
-version: 1.5.3
+version: 1.5.4
 homepage: https://github.com/Soneso/stellar_flutter_sdk
 
 environment: