diff --git a/buildSrc/src/main/kotlin/io/spine/dependency/lib/JacksonV2.kt b/buildSrc/src/main/kotlin/io/spine/dependency/lib/JacksonV2.kt
index 1a2d62bf..42162283 100644
--- a/buildSrc/src/main/kotlin/io/spine/dependency/lib/JacksonV2.kt
+++ b/buildSrc/src/main/kotlin/io/spine/dependency/lib/JacksonV2.kt
@@ -102,6 +102,19 @@ object JacksonV2 : DependencyWithBom() {
 
         val parameterNames = "$group:jackson-module-parameter-names"
 
-        override val modules = listOf(parameterNames)
+        // https://github.com/FasterXML/jackson-module-kotlin/releases
+        val kotlin = "$group:jackson-module-kotlin"
+
+        override val modules = listOf(parameterNames, kotlin)
+    }
+
+    // https://github.com/FasterXML/jackson-jr/tree/2.x
+    object Junior : Dependency() {
+        override val version = JacksonV2.version
+        override val group = "$groupPrefix.jr"
+
+        val objects = "$group:jackson-jr-objects"
+
+        override val modules = listOf(objects)
     }
 }
diff --git a/buildSrc/src/main/kotlin/io/spine/dependency/lib/PalantirJavaFormat.kt b/buildSrc/src/main/kotlin/io/spine/dependency/lib/PalantirJavaFormat.kt
index 911c4775..b8ec0f96 100644
--- a/buildSrc/src/main/kotlin/io/spine/dependency/lib/PalantirJavaFormat.kt
+++ b/buildSrc/src/main/kotlin/io/spine/dependency/lib/PalantirJavaFormat.kt
@@ -36,7 +36,7 @@ import io.spine.dependency.Dependency
 object PalantirJavaFormat : Dependency() {
 
     override val group = "com.palantir.javaformat"
-    override val version = "2.91.0"
+    override val version = "2.97.0"
     override val modules: List<String> = listOf("$group:palantir-java-format")
 
     val lib = artifact(modules[0])
diff --git a/buildSrc/src/main/kotlin/io/spine/dependency/local/ToolBase.kt b/buildSrc/src/main/kotlin/io/spine/dependency/local/ToolBase.kt
index fef4c34d..f685cc84 100644
--- a/buildSrc/src/main/kotlin/io/spine/dependency/local/ToolBase.kt
+++ b/buildSrc/src/main/kotlin/io/spine/dependency/local/ToolBase.kt
@@ -37,7 +37,7 @@ package io.spine.dependency.local
 @Suppress("ConstPropertyName", "unused")
 object ToolBase {
     const val group = Spine.toolsGroup
-    const val version = "2.0.0-SNAPSHOT.420"
+    const val version = "2.0.0-SNAPSHOT.421"
     const val dogfoodingVersion = "2.0.0-SNAPSHOT.410"
 
     /**
diff --git a/settings.gradle.kts b/settings.gradle.kts
new file mode 100644
index 00000000..54f56f45
--- /dev/null
+++ b/settings.gradle.kts
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2026, TeamDev. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Redistribution and use in source and/or binary forms, with or without
+ * modification, must retain the above copyright notice and the following
+ * disclaimer.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/**
+ * Anchors this build so that Gradle does not search parent directories for
+ * a settings file.
+ *
+ * Without it, checking `config` out inside a superproject that has its own
+ * settings file (such as `SpineEventEngine/summit`) makes Gradle bind this
+ * directory to that build and fail with "is not part of the build defined by
+ * settings file ...".
+ *
+ * The name matches the one Gradle previously derived from the project
+ * directory, so nothing else about the build changes.
+ */
+rootProject.name = "config"