diff --git a/.unicornfig.yml b/.unicornfig.yml
index 2bfdeef..bc6a83a 100644
--- a/.unicornfig.yml
+++ b/.unicornfig.yml
@@ -7,5 +7,5 @@ description: "This repository contains the original interface definitions of pub
   \ definitions can provide a better understanding of HPI Cloud APIs and help you\
   \ to utilize them more efficiently. You can also use these definitions with open\
   \ source tools to generate client libraries, documentation, and other artifacts."
-version: "0.0.1"
+version: "0.0.2"
 githubName: "HPI-de/hpi-cloud-apis"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 06e08d9..187b3e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,8 +19,13 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ## [Unreleased]
 
 
+## [0.0.2] - 2019-07-05
+### Changed
+- Updated library `com.google.protobuf:protobuf-java` to version 3.8.0.
+
 ## 0.0.1 - 2019-07-05
 Initial release with NewsService.
 
 
-[Unreleased]: https://github.com/HPI-de/hpi-cloud-apis/compare/v0.0.1...dev
+[Unreleased]: https://github.com/HPI-de/hpi-cloud-apis/compare/0.0.2...dev
+[0.0.2]: https://github.com/HPI-de/hpi-cloud-apis/compare/0.0.1...0.0.2
diff --git a/build.gradle b/build.gradle
index 2cc505b..1e4fd0c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ repositories {
     jcenter()
 }
 dependencies {
-    api("com.google.protobuf:protobuf-java:3.6.1")
+    api("com.google.protobuf:protobuf-java:3.8.0")
     // implementation as Android clients will replace this with grpc-protobuf-lite
     implementation("io.grpc:grpc-protobuf:1.21.0")
     api("io.grpc:grpc-stub:1.21.0")
@@ -35,7 +35,7 @@ ext {
     githubReleaseNotes = 'CHANGELOG.md'
     allLicenses = ["Apache-2.0"]
 
-    libraryVersion = "0.0.1"
+    libraryVersion = "0.0.2"
 }
 
 task sourcesJar(type: Jar, dependsOn: classes) {