diff --git a/oslonokkelen-keychain-push-protobuf/build.gradle.kts b/oslonokkelen-keychain-push-protobuf/build.gradle.kts
index f5b4f63..a213826 100644
--- a/oslonokkelen-keychain-push-protobuf/build.gradle.kts
+++ b/oslonokkelen-keychain-push-protobuf/build.gradle.kts
@@ -7,7 +7,7 @@ plugins {
 
 project.description = "Defines protobuf messages used in api"
 
-val protobufVersion = "4.27.3"
+val protobufVersion = "4.28.0"
 
 dependencies {
     api("com.google.protobuf:protobuf-java:$protobufVersion")