diff --git a/CHANGELOG.md b/CHANGELOG.md
index b32ac40..aad11b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,7 +3,21 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
-# [4.12.2]() (Upcoming)
+# [4.12.3]() (Upcoming)
+
+### Bug Fixes
+
+*
+
+### Features
+
+* bump snapshot version to 4.12.3 [#86](https://github.com/hyperledger/web3j-unit/pull/86)
+
+### BREAKING CHANGES
+
+*
+
+# [4.12.2](https://github.com/hyperledger/web3j-unit/releases/tag/v4.12.2) (2024-09-18)
 
 ### Bug Fixes
 
diff --git a/README.md b/README.md
index c9e00fa..2e4ccec 100644
--- a/README.md
+++ b/README.md
@@ -17,15 +17,14 @@ You can find an example using docker-compose [here](https://github.com/web3j/web
 ```groovy
    repositories {
       mavenCentral()
-      jcenter()
       maven { url "https://hyperledger.jfrog.io/artifactory/besu-maven/" }
       maven { url "https://artifacts.consensys.net/public/maven/maven/" }
       maven { url "https://splunk.jfrog.io/splunk/ext-releases-local" }
       maven { url "https://dl.cloudsmith.io/public/consensys/quorum-mainnet-launcher/maven/" }
    }
 
-   implementation "org.web3j:core:4.12.1"
-   testCompile "org.web3j:web3j-unit:4.12.1"
+   implementation "org.web3j:core:4.12.2"
+   testCompile "org.web3j:web3j-unit:4.12.2"
 ```
 
 2. Create a new test with the `@EVMTest` annotation. An embedded EVM is used by default. To use Geth or Besu pass the node type into the annotation: `@EVMTest(NodeType.GETH)` or `@EVMTest(NodeType.BESU)`
@@ -82,11 +81,10 @@ class GreeterTest {
 ```groovy
   repositories {
      mavenCentral()
-     jcenter()
   }
 
-  implementation "org.web3j:core:4.12.1"
-  testCompile "org.web3j:web3j-unit:4.12.1"
+  implementation "org.web3j:core:4.12.2"
+  testCompile "org.web3j:web3j-unit:4.12.2"
 ```
 
 2. Create a new test with the `@EVMComposeTest` annotation.
diff --git a/gradle.properties b/gradle.properties
index 0c221a9..8a490ae 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
 kotlin.code.style=official
 group=org.web3j
-version=4.12.2-SNAPSHOT
+version=4.12.3-SNAPSHOT