apache · pjfanning · Apr 24, 2026 · Apr 25, 2026 · Apr 25, 2026
diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
@@ -22,11 +22,11 @@ jobs:
           # we don't know what commit the last tag was it's safer to get entire repo so previousStableVersion resolves
           fetch-depth: 0
 
-      - name: Setup Java 11
+      - name: Setup Java 17
         uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
         with:
           distribution: temurin
-          java-version: 11
+          java-version: 17
 
       - name: Install sbt
         uses: sbt/setup-sbt@508b753e53cb6095967669e0911487d2b9bc9f41 # v1.1.22

diff --git a/.github/workflows/publish-nightly.yml b/.github/workflows/publish-nightly.yml
@@ -37,11 +37,11 @@ jobs:
           # we don't know what commit the last tag was it's safer to get entire repo so previousStableVersion resolves
           fetch-depth: 0
 
-      - name: Setup Java 11
+      - name: Setup Java 17
         uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
         with:
           distribution: temurin
-          java-version: 11
+          java-version: 17
 
       - name: Cache Coursier cache
         uses: coursier/cache-action@90c37294538be80a558fd665531fcdc2b467b475 # v8.1.0

diff --git a/docs-gen/project/build.properties b/docs-gen/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-cluster-client-grpc-java/pom.xml b/pekko-sample-cluster-client-grpc-java/pom.xml
@@ -10,7 +10,7 @@
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <pekko.version>1.4.0</pekko.version>
+    <pekko.version>2.0.0-M1</pekko.version>
     <pekko.grpc.version>1.2.0</pekko.grpc.version>
     <scala.binary.version>3</scala.binary.version>
   </properties>

diff --git a/pekko-sample-cluster-client-grpc-scala/build.sbt b/pekko-sample-cluster-client-grpc-scala/build.sbt
@@ -1,7 +1,7 @@
 import com.typesafe.sbt.SbtMultiJvm.multiJvmSettings
 import com.typesafe.sbt.SbtMultiJvm.MultiJvmKeys.MultiJvm
 
-val pekkoVersion = "1.4.0"
+val pekkoVersion = "2.0.0-M1"
 
 lazy val `pekko-sample-cluster-client-grpc-scala` = project
   .in(file("."))

diff --git a/pekko-sample-cluster-client-grpc-scala/project/build.properties b/pekko-sample-cluster-client-grpc-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-cluster-client-grpc-scala/project/plugins.sbt b/pekko-sample-cluster-client-grpc-scala/project/plugins.sbt
@@ -1,3 +1,3 @@
-addSbtPlugin("org.apache.pekko" % "pekko-grpc-sbt-plugin" % "1.2.0")
+addSbtPlugin("org.apache.pekko" % "pekko-grpc-sbt-plugin" % "2.0.0-M1")
 addSbtPlugin("com.github.sbt" % "sbt-javaagent" % "0.2.0")
 addSbtPlugin("com.github.sbt" % "sbt-multi-jvm" % "0.6.0")
diff --git a/pekko-sample-cluster-docker-compose-java/build.sbt b/pekko-sample-cluster-docker-compose-java/build.sbt
@@ -10,7 +10,7 @@ scalacOptions ++= Seq(
   "-encoding", "UTF-8",
   "-Xlint")
 
-val pekkoVersion = "1.4.0"
+val pekkoVersion = "2.0.0-M1"
 val logbackVersion = "1.3.15"
 
 /* dependencies */

diff --git a/pekko-sample-cluster-docker-compose-java/project/build.properties b/pekko-sample-cluster-docker-compose-java/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-cluster-docker-compose-scala/build.sbt b/pekko-sample-cluster-docker-compose-scala/build.sbt
@@ -11,7 +11,7 @@ scalacOptions ++= Seq(
   "-encoding", "UTF-8",
   "-Xlint")
 
-val pekkoVersion = "1.4.0"
+val pekkoVersion = "2.0.0-M1"
 val logbackVersion = "1.3.15"
 
 /* dependencies */

diff --git a/pekko-sample-cluster-docker-compose-scala/project/build.properties b/pekko-sample-cluster-docker-compose-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-cluster-java/build.sbt b/pekko-sample-cluster-java/build.sbt
@@ -1,7 +1,7 @@
 import com.typesafe.sbt.SbtMultiJvm.multiJvmSettings
 import com.typesafe.sbt.SbtMultiJvm.MultiJvmKeys.MultiJvm
 
-val pekkoVersion = "1.4.0"
+val pekkoVersion = "2.0.0-M1"
 val logbackVersion = "1.3.15"
 
 lazy val `pekko-sample-cluster-java` = project

diff --git a/pekko-sample-cluster-java/pom.xml b/pekko-sample-cluster-java/pom.xml
@@ -11,7 +11,7 @@
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <pekko.version>1.4.0</pekko.version>
+    <pekko.version>2.0.0-M1</pekko.version>
     <scala.binary.version>3</scala.binary.version>
   </properties>
 

diff --git a/pekko-sample-cluster-java/project/build.properties b/pekko-sample-cluster-java/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-cluster-kubernetes-java/pom.xml b/pekko-sample-cluster-kubernetes-java/pom.xml
@@ -18,9 +18,9 @@
     <maven.compiler.source>1.8</maven.compiler.source>
     <maven.compiler.target>1.8</maven.compiler.target>
     <encoding>UTF-8</encoding>
-    <pekko.version>1.4.0</pekko.version>
-    <pekko-http.version>1.3.0</pekko-http.version>
-    <pekko-management.version>1.1.1</pekko-management.version>
+    <pekko.version>2.0.0-M1</pekko.version>
+    <pekko-http.version>2.0.0-M1</pekko-http.version>
+    <pekko-management.version>2.0.0-M1</pekko-management.version>
     <scala.binary.version>3</scala.binary.version>
     <version.number>${git.commit.time}-${git.commit.id.abbrev}</version.number>
   </properties>

diff --git a/pekko-sample-cluster-kubernetes-scala/build.sbt b/pekko-sample-cluster-kubernetes-scala/build.sbt
@@ -3,9 +3,9 @@ ThisBuild / organization := "org.apache.pekko"
 name := "pekko-sample-cluster-kubernetes-scala"
 
 scalaVersion := "3.3.7"
-val pekkoHttpVersion = "1.3.0"
-val pekkoVersion = "1.4.0"
-val pekkoManagementVersion = "1.1.1"
+val pekkoHttpVersion = "2.0.0-M1"
+val pekkoVersion = "2.0.0-M1"
+val pekkoManagementVersion = "2.0.0-M1"
 val logbackVersion = "1.3.15"
 
 // make version compatible with docker for publishing

diff --git a/pekko-sample-cluster-kubernetes-scala/project/build.properties b/pekko-sample-cluster-kubernetes-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-cluster-scala/build.sbt b/pekko-sample-cluster-scala/build.sbt
@@ -1,7 +1,7 @@
 import com.typesafe.sbt.SbtMultiJvm.multiJvmSettings
 import com.typesafe.sbt.SbtMultiJvm.MultiJvmKeys.MultiJvm
 
-val pekkoVersion = "1.4.0"
+val pekkoVersion = "2.0.0-M1"
 val logbackVersion = "1.3.15"
 
 lazy val `pekko-sample-cluster-scala` = project

diff --git a/pekko-sample-cluster-scala/project/build.properties b/pekko-sample-cluster-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-distributed-data-java/build.sbt b/pekko-sample-distributed-data-java/build.sbt
@@ -1,7 +1,7 @@
 import com.typesafe.sbt.SbtMultiJvm.multiJvmSettings
 import com.typesafe.sbt.SbtMultiJvm.MultiJvmKeys.MultiJvm
 
-val pekkoVersion = "1.4.0"
+val pekkoVersion = "2.0.0-M1"
 val logbackVersion = "1.3.15"
 
 val `pekko-sample-distributed-data-java` = project

diff --git a/pekko-sample-distributed-data-java/project/build.properties b/pekko-sample-distributed-data-java/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-distributed-data-scala/build.sbt b/pekko-sample-distributed-data-scala/build.sbt
@@ -1,7 +1,7 @@
 import com.typesafe.sbt.SbtMultiJvm.multiJvmSettings
 import com.typesafe.sbt.SbtMultiJvm.MultiJvmKeys.MultiJvm
 
-val pekkoVersion = "1.4.0"
+val pekkoVersion = "2.0.0-M1"
 val logbackVersion = "1.3.15"
 
 val `pekko-sample-distributed-data-scala` = project

diff --git a/pekko-sample-distributed-data-scala/project/build.properties b/pekko-sample-distributed-data-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-distributed-workers-scala/build.sbt b/pekko-sample-distributed-workers-scala/build.sbt
@@ -4,7 +4,8 @@ version := "1.0"
 
 scalaVersion := "3.3.7"
 
-val pekkoVersion = "1.4.0"
+ThisBuild / evictionErrorLevel := Level.Info
+val pekkoVersion = "2.0.0-M1"
 val cassandraPluginVersion = "1.1.0"
 val logbackVersion = "1.3.15"
 

diff --git a/pekko-sample-distributed-workers-scala/project/build.properties b/pekko-sample-distributed-workers-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-fsm-java/pom.xml b/pekko-sample-fsm-java/pom.xml
@@ -6,7 +6,7 @@
 
   <properties>
       <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-      <pekko.version>1.4.0</pekko.version>
+      <pekko.version>2.0.0-M1</pekko.version>
       <scala.binary.version>3</scala.binary.version>
   </properties>
 

diff --git a/pekko-sample-fsm-scala/build.sbt b/pekko-sample-fsm-scala/build.sbt
@@ -1,7 +1,7 @@
 organization := "org.apache.pekko"
 name := "pekko-sample-fsm-scala"
 
-val pekkoVersion = "1.4.0"
+val pekkoVersion = "2.0.0-M1"
 val logbackVersion = "1.3.15"
 
 scalaVersion := "3.3.7"

diff --git a/pekko-sample-fsm-scala/project/build.properties b/pekko-sample-fsm-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-grpc-kubernetes-scala/build.sbt b/pekko-sample-grpc-kubernetes-scala/build.sbt
@@ -1,9 +1,9 @@
 name := "pekko-grpc-kubernetes"
 scalaVersion := "3.3.7"
 
-lazy val pekkoVersion = "1.4.0"
-lazy val pekkoManagementVersion = "1.1.1"
-lazy val pekkoHttpVersion = "1.3.0"
+lazy val pekkoVersion = "2.0.0-M1"
+lazy val pekkoManagementVersion = "2.0.0-M1"
+lazy val pekkoHttpVersion = "2.0.0-M1"
 
 lazy val root = (project in file("."))
   .aggregate(httpToGrpc, grpcService)

diff --git a/pekko-sample-grpc-kubernetes-scala/project/build.properties b/pekko-sample-grpc-kubernetes-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-grpc-kubernetes-scala/project/plugins.sbt b/pekko-sample-grpc-kubernetes-scala/project/plugins.sbt
@@ -1,4 +1,4 @@
 dependencyOverrides += "org.scala-lang.modules" %% "scala-xml" % "2.2.0"
 
-addSbtPlugin("org.apache.pekko" % "pekko-grpc-sbt-plugin" % "1.2.0")
+addSbtPlugin("org.apache.pekko" % "pekko-grpc-sbt-plugin" % "2.0.0-M1")
 addSbtPlugin("com.typesafe.sbt" % "sbt-native-packager" % "1.8.0")
diff --git a/pekko-sample-kafka-to-sharding-scala/build.sbt b/pekko-sample-kafka-to-sharding-scala/build.sbt
@@ -1,8 +1,8 @@
-val pekkoVersion = "1.4.0"
-val pekkoHttpVersion = "1.3.0"
+val pekkoVersion = "2.0.0-M1"
+val pekkoHttpVersion = "2.0.0-M1"
 
-val pekkoConnectorsKafkaVersion = "1.1.0"
-val pekkoManagementVersion = "1.1.1"
+val pekkoConnectorsKafkaVersion = "2.0.0-M1"
+val pekkoManagementVersion = "2.0.0-M1"
 val EmbeddedKafkaVersion = "2.4.1.1"
 val logbackVersion = "1.3.15"
 val slf4jVersion = "2.0.17"
@@ -43,7 +43,7 @@ lazy val client = project
 lazy val processor = project
   .in(file("processor"))
   .enablePlugins(PekkoGrpcPlugin, JavaAgent)
-  .settings(javaAgents += "org.mortbay.jetty.alpn" % "jetty-alpn-agent" % "2.0.9" % "runtime;test")
+  .settings(javaAgents += "org.mortbay.jetty.alpn" % "jetty-alpn-agent" % "2.0.10" % "runtime;test")
   .settings(libraryDependencies ++= Seq(
     "org.apache.pekko" %% "pekko-connectors-kafka" % pekkoConnectorsKafkaVersion,
     "org.apache.pekko" %% "pekko-connectors-kafka-cluster-sharding" % pekkoConnectorsKafkaVersion,

diff --git a/pekko-sample-kafka-to-sharding-scala/project/build.properties b/pekko-sample-kafka-to-sharding-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-kafka-to-sharding-scala/project/plugins.sbt b/pekko-sample-kafka-to-sharding-scala/project/plugins.sbt
@@ -1,4 +1,4 @@
-addSbtPlugin("org.apache.pekko" % "pekko-grpc-sbt-plugin" % "1.2.0")
+addSbtPlugin("org.apache.pekko" % "pekko-grpc-sbt-plugin" % "2.0.0-M1")
 
 addSbtPlugin("com.github.sbt" % "sbt-javaagent" % "0.2.0") // ALPN agent
 addSbtPlugin("com.thesamet" % "sbt-protoc" % "1.0.8")

diff --git a/pekko-sample-persistence-dc-java/pom.xml b/pekko-sample-persistence-dc-java/pom.xml
@@ -18,10 +18,10 @@
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <pekko.version>1.4.0</pekko.version>
+    <pekko.version>2.0.0-M1</pekko.version>
     <pekko-persistence-cassandra.version>1.1.0</pekko-persistence-cassandra.version>
-    <pekko-http.version>1.3.0</pekko-http.version>
-    <pekko-management.version>1.1.1</pekko-management.version>
+    <pekko-http.version>2.0.0-M1</pekko-http.version>
+    <pekko-management.version>2.0.0-M1</pekko-management.version>
     <scala.binary.version>3</scala.binary.version>
   </properties>
 

diff --git a/pekko-sample-persistence-dc-scala/build.sbt b/pekko-sample-persistence-dc-scala/build.sbt
@@ -3,11 +3,12 @@ name := "pekko-sample-replicated-event-sourcing-scala"
 
 scalaVersion := "3.3.7"
 
-val pekkoVersion = "1.4.0"
+ThisBuild / evictionErrorLevel := Level.Info
+val pekkoVersion = "2.0.0-M1"
 val cassandraPluginVersion = "1.1.0"
 
-val pekkoHttpVersion = "1.3.0"
-val pekkoClusterManagementVersion = "1.1.1"
+val pekkoHttpVersion = "2.0.0-M1"
+val pekkoClusterManagementVersion = "2.0.0-M1"
 
 val logbackVersion = "1.3.15"
 

diff --git a/pekko-sample-persistence-dc-scala/project/build.properties b/pekko-sample-persistence-dc-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-persistence-java/pom.xml b/pekko-sample-persistence-java/pom.xml
@@ -18,7 +18,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <pekko.version>1.4.0</pekko.version>
+        <pekko.version>2.0.0-M1</pekko.version>
         <scala.binary.version>3</scala.binary.version>
     </properties>
 

diff --git a/pekko-sample-persistence-scala/build.sbt b/pekko-sample-persistence-scala/build.sbt
@@ -3,7 +3,7 @@ name := "pekko-sample-persistence-scala"
 
 scalaVersion := "3.3.7"
 
-val pekkoVersion = "1.4.0"
+val pekkoVersion = "2.0.0-M1"
 val logbackVersion = "1.3.15"
 
 libraryDependencies ++= Seq(

diff --git a/pekko-sample-persistence-scala/project/build.properties b/pekko-sample-persistence-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-sharding-java/build.sbt b/pekko-sample-sharding-java/build.sbt
@@ -1,5 +1,5 @@
-val pekkoVersion = "1.4.0"
-val pekkoHttpVersion = "1.3.0"
+val pekkoVersion = "2.0.0-M1"
+val pekkoHttpVersion = "2.0.0-M1"
 val logbackVersion = "1.3.15"
 
 lazy val buildSettings = Seq(

diff --git a/pekko-sample-sharding-java/killrweather-fog/pom.xml b/pekko-sample-sharding-java/killrweather-fog/pom.xml
@@ -18,8 +18,8 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <pekko.version>1.4.0</pekko.version>
-        <pekko-http.version>1.3.0</pekko-http.version>
+        <pekko.version>2.0.0-M1</pekko.version>
+        <pekko-http.version>2.0.0-M1</pekko-http.version>
         <scala.binary.version>3</scala.binary.version>
     </properties>
 

diff --git a/pekko-sample-sharding-java/killrweather/pom.xml b/pekko-sample-sharding-java/killrweather/pom.xml
@@ -18,8 +18,8 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <pekko.version>1.4.0</pekko.version>
-        <pekko-http.version>1.3.0</pekko-http.version>
+        <pekko.version>2.0.0-M1</pekko.version>
+        <pekko-http.version>2.0.0-M1</pekko-http.version>
         <scala.binary.version>3</scala.binary.version>
     </properties>
 

diff --git a/pekko-sample-sharding-java/project/build.properties b/pekko-sample-sharding-java/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9
diff --git a/pekko-sample-sharding-scala/build.sbt b/pekko-sample-sharding-scala/build.sbt
@@ -1,5 +1,5 @@
-val pekkoVersion = "1.4.0"
-val pekkoHttpVersion = "1.3.0"
+val pekkoVersion = "2.0.0-M1"
+val pekkoHttpVersion = "2.0.0-M1"
 val logbackVersion = "1.3.15"
 
 lazy val buildSettings = Seq(

diff --git a/pekko-sample-sharding-scala/project/build.properties b/pekko-sample-sharding-scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.11.7
+sbt.version=1.12.9