diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3be40b52..93b7ebfc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,10 @@ All notable changes to this project are documented below.
 
 The format is based on [keep a changelog](http://keepachangelog.com/) and this project uses [semantic versioning](http://semver.org/).
 
-## [Unreleased]
+## [2.4.0] - 2023-07-25
+
+### Added
+- Added ability to create a new Session from a Signing Key for server-to-server calls. See `Session.fromSigningKey()`.
 
 ## [2.3.0] - 2023-07-18
 
diff --git a/README.md b/README.md
index e8780824..088df6f6 100644
--- a/README.md
+++ b/README.md
@@ -222,7 +222,7 @@ To build the codebase you will need to install these dependencies:
 * Java Runtime Environment 1.8 through 1.11
 * Java Development Kit 1.8 through 1.11
 
-Invoke the Gradle Wrapper with `./gradlew nakamaJar` or `./gradlew satoriJar` and Gradle will install your dependencies over
+Then run `./gradlew nakamaJar` or `./gradlew satoriJar` and Gradle will install your dependencies over
 the network for you prior to building. It will then build the .jar files.
 
 To run tests for Nakama, run `./gradlew nakamaTest -i`.
diff --git a/build.gradle b/build.gradle
index f7a5048d..cff9a45e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -27,13 +27,13 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.google.protobuf:protobuf-gradle-plugin:0.9.4'
+        classpath 'com.google.protobuf:protobuf-gradle-plugin:0.8.18'
     }
 }
 
 plugins {
     id 'com.github.johnrengelman.shadow' version '8.1.1'
-    id 'com.google.protobuf' version '0.9.4'
+    id 'com.google.protobuf' version '0.8.18'
     id 'io.freefair.lombok' version '8.1.0'
     //for distTar which is called when importing this SDK w/ JitPack
     id 'distribution'
@@ -47,7 +47,7 @@ lombok {
 }
 
 group = 'com.github.heroiclabs'
-version = '2.3.0'
+version = '2.4.0'
 
 sourceCompatibility = 1.8
 targetCompatibility = 1.8