diff --git a/.github/workflows/binary-compatibility-checks.yml b/.github/workflows/binary-compatibility-checks.yml
index 18b6c831c81..d58c9f37c9b 100644
--- a/.github/workflows/binary-compatibility-checks.yml
+++ b/.github/workflows/binary-compatibility-checks.yml
@@ -47,20 +47,20 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
-      - name: Set up JDK 11
+      - name: Set up JDK 25
         # https://github.com/coursier/setup-action/releases
         # v1.3.5
         uses: coursier/setup-action@7bde40eee928896f074dbb76d22dd772eed5c65f
         with:
-          jvm: temurin:1.11
+          jvm: temurin:1.25
 
-      - name: Test/compile
+      - name: compile
         run: |-
           cp .jvmopts-ci .jvmopts
-          sbt "+~ ${{ matrix.scalaVersion }} Test/compile"
+          sbt "+~ ${{ matrix.scalaVersion }} compile"
 
       - name: Report MiMa Binary Issues
         run: |-
diff --git a/.github/workflows/build-test-prValidation.yml b/.github/workflows/build-test-prValidation.yml
index 6c7bdafcd4a..b9bf24b9b73 100644
--- a/.github/workflows/build-test-prValidation.yml
+++ b/.github/workflows/build-test-prValidation.yml
@@ -38,8 +38,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK 11
         # https://github.com/coursier/setup-action/releases
@@ -82,8 +82,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK 11
         # https://github.com/coursier/setup-action/releases
diff --git a/.github/workflows/check-samples.yml b/.github/workflows/check-samples.yml
index bacb38d3d1a..0d433433d68 100644
--- a/.github/workflows/check-samples.yml
+++ b/.github/workflows/check-samples.yml
@@ -50,8 +50,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK 17
         # https://github.com/coursier/setup-action/releases
diff --git a/.github/workflows/fossa.yml b/.github/workflows/fossa.yml
index 31540c0477b..53fde4bbe42 100644
--- a/.github/workflows/fossa.yml
+++ b/.github/workflows/fossa.yml
@@ -36,8 +36,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK 17
         # https://github.com/coursier/setup-action/releases
diff --git a/.github/workflows/link-validator.yml b/.github/workflows/link-validator.yml
index cf7c5250da0..eb2ba785082 100644
--- a/.github/workflows/link-validator.yml
+++ b/.github/workflows/link-validator.yml
@@ -41,8 +41,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK 11
         # https://github.com/coursier/setup-action/releases
diff --git a/.github/workflows/multi-node-aeron.yml b/.github/workflows/multi-node-aeron.yml
index 09202ae1563..3b60f2273b3 100644
--- a/.github/workflows/multi-node-aeron.yml
+++ b/.github/workflows/multi-node-aeron.yml
@@ -76,8 +76,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK 17
         # https://github.com/coursier/setup-action/releases
diff --git a/.github/workflows/multi-node.yml b/.github/workflows/multi-node.yml
index 089eafbdac8..d4b8a886d25 100644
--- a/.github/workflows/multi-node.yml
+++ b/.github/workflows/multi-node.yml
@@ -76,8 +76,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK 17
         # https://github.com/coursier/setup-action/releases
diff --git a/.github/workflows/native-image-tests.yml b/.github/workflows/native-image-tests.yml
index 6ba54f67149..feacd8b690f 100644
--- a/.github/workflows/native-image-tests.yml
+++ b/.github/workflows/native-image-tests.yml
@@ -40,8 +40,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK 11
         # https://github.com/coursier/setup-action/releases
diff --git a/.github/workflows/nightly-builds.yml b/.github/workflows/nightly-builds.yml
index 30d77048128..fef358875f4 100644
--- a/.github/workflows/nightly-builds.yml
+++ b/.github/workflows/nightly-builds.yml
@@ -39,8 +39,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK 11
         # https://github.com/coursier/setup-action/releases
@@ -134,8 +134,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK ${{ matrix.jdkVersion }}
         # https://github.com/coursier/setup-action/releases
@@ -247,8 +247,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK 11
         # https://github.com/coursier/setup-action/releases
diff --git a/.github/workflows/timing-tests.yml b/.github/workflows/timing-tests.yml
index 28d7e876971..0de12aa13e7 100644
--- a/.github/workflows/timing-tests.yml
+++ b/.github/workflows/timing-tests.yml
@@ -39,8 +39,8 @@ jobs:
 
       - name: Cache Coursier cache
         # https://github.com/coursier/cache-action/releases
-        # v6.4.5
-        uses: coursier/cache-action@1ff273bff02a8787bc9f1877d347948af647956d
+        # v7.0.0
+        uses: coursier/cache-action@bebeeb0e6f48ebad66d3783946588ecf43114433
 
       - name: Set up JDK 11
         # https://github.com/coursier/setup-action/releases
diff --git a/project/AkkaBuild.scala b/project/AkkaBuild.scala
index 3bb1ac79c82..e49bd67a019 100644
--- a/project/AkkaBuild.scala
+++ b/project/AkkaBuild.scala
@@ -23,7 +23,6 @@ object AkkaBuild {
   object CliOptions {
     // CI is the env var defined by Github Actions and Travis:
     // - https://docs.github.com/en/actions/reference/environment-variables#default-environment-variables
-    // - https://docs.travis-ci.com/user/environment-variables/#default-environment-variables
     val runningOnCi: CliOption[Boolean] = CliOption("akka.ci-server", sys.env.contains("CI"))
   }
 
diff --git a/project/JavaFormatter.scala b/project/JavaFormatter.scala
index be926ca151d..cc1cdd0a20e 100644
--- a/project/JavaFormatter.scala
+++ b/project/JavaFormatter.scala
@@ -2,6 +2,7 @@
  * Copyright (C) 2019-2025 Lightbend Inc. <https://www.lightbend.com>
  */
 
+import akka.AkkaBuild.CliOptions
 import akka.ProjectFileIgnoreSupport
 import com.lightbend.sbt.JavaFormatterPlugin
 import sbt.{ AutoPlugin, PluginTrigger, Plugins }
@@ -15,7 +16,7 @@ object JavaFormatter extends AutoPlugin {
   private val ignoreConfigFileName: String = ".sbt-java-formatter.conf"
   private val descriptor: String = "sbt-java-formatter"
 
-  private val formatOnCompile = !sys.props.contains("akka.no.discipline")
+  private val formatOnCompile = !CliOptions.runningOnCi.get && !sys.props.contains("akka.no.discipline")
 
   import JavaFormatterPlugin.autoImport._
   import sbt.Keys._
diff --git a/project/MiMa.scala b/project/MiMa.scala
index 2fcb939edd4..0699d4214d2 100644
--- a/project/MiMa.scala
+++ b/project/MiMa.scala
@@ -47,16 +47,16 @@ object MiMa extends AutoPlugin {
       projectName: String,
       organization: String,
       scalaBinaryVersion: String): Set[sbt.ModuleID] = {
-    val akka28Previous = expandVersions(2, 8, firstPatchOf28 to latestPatchOf28) :+ "2.7.1"
-    val akka29Previous = expandVersions(2, 9, firstPatchOf29 to latestPatchOf29)
-    val akka210Previous = expandVersions(2, 10, firstPatchOf210 to latestPatchOf210)
+    val akka28Previous = expandVersions(2, 8, Vector(latestPatchOf28)) :+ "2.7.1"
+    val akka29Previous = expandVersions(2, 9, Vector(latestPatchOf29))
+    val akka210Previous = expandVersions(2, 10, Vector(firstPatchOf210, latestPatchOf210))
     val versions: Seq[String] =
       if (scalaBinaryVersion.startsWith("3")) {
         // was experimental before 2.7.0
         akka28Previous ++ akka29Previous ++ akka210Previous
       } else {
-        val akka26Previous = expandVersions(2, 6, firstPatchOf26 to latestPatchOf26)
-        val akka27Previous = expandVersions(2, 7, firstPatchOf27 to latestPatchOf27)
+        val akka26Previous = expandVersions(2, 6, Vector(latestPatchOf26))
+        val akka27Previous = expandVersions(2, 7, Vector(latestPatchOf27))
         akka26Previous ++ akka27Previous ++ akka28Previous ++ akka29Previous
       }