diff --git a/config b/config
index d6b0ded3db..9a4fbe2bca 160000
--- a/config
+++ b/config
@@ -1 +1 @@
-Subproject commit d6b0ded3dbc94a26c5f07d6e660351118ea56a25
+Subproject commit 9a4fbe2bcae9a7b5f0d20159d41a8756d236e146
diff --git a/context/src/main/kotlin/io/spine/tools/validation/ErrorPlaceholder.kt b/context/src/main/kotlin/io/spine/tools/validation/ErrorPlaceholder.kt
index c81fa2d7c4..58393e9712 100644
--- a/context/src/main/kotlin/io/spine/tools/validation/ErrorPlaceholder.kt
+++ b/context/src/main/kotlin/io/spine/tools/validation/ErrorPlaceholder.kt
@@ -33,16 +33,15 @@ package io.spine.tools.validation
  * Each validation option declares the supported placeholders. Take a look at
  * `options.proto` for examples.
  *
- * Important Note: we have the same [enum][io.spine.validation.RuntimeErrorPlaceholder]
+ * ### Important Note
+ *
+ * We have the same items in this enum as in `io.spine.validation.RuntimeErrorPlaceholder`
  * in the runtime library, which is exactly as this one. Please keep them in sync.
  * This duplication is done intentionally to prevent clash between the runtime library,
  * which is added to the classpath of the Compiler and the runtime library, which is part
  * of the Compiler itself because it is a part of Spine. As we complete our migration
  * of validation to codegen, the runtime library will either be significantly simplified,
  * or even its content may be moved to `base`. Then, the duplicate enum should be removed.
- *
- * @see io.spine.validation.TemplateString
- * @see io.spine.validation.RuntimeErrorPlaceholder
  */
 public enum class ErrorPlaceholder(public val value: String) {
 
diff --git a/dependencies.md b/dependencies.md
index 173ec8d73d..27fbb46d48 100644
--- a/dependencies.md
+++ b/dependencies.md
@@ -1,6 +1,6 @@
 
 
-# Dependencies of `io.spine.tools:validation-context:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-context:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -1139,14 +1139,14 @@
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-context-tests:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-context-tests:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -2233,14 +2233,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-gradle-plugin:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-gradle-plugin:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -3309,14 +3309,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-java:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-java:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -4403,14 +4403,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-java-bundle:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-java-bundle:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.google.auto.service. **Name** : auto-service-annotations. **Version** : 1.1.1.
@@ -5188,14 +5188,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine:validation-jvm-runtime:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine:validation-jvm-runtime:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -6044,14 +6044,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-ksp:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-ksp:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.google.auto.service. **Name** : auto-service-annotations. **Version** : 1.1.1.
@@ -6996,14 +6996,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-consumer:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-consumer:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -8090,14 +8090,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-consumer-dependency:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-consumer-dependency:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -9087,14 +9087,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-extensions:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-extensions:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -10237,14 +10237,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-runtime:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-runtime:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -11234,14 +11234,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-validating:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-validating:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -12235,14 +12235,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-validator:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-validator:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -13333,14 +13333,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-validator-dependency:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-validator-dependency:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -14165,14 +14165,14 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-vanilla:2.0.0-SNAPSHOT.380`
+# Dependencies of `io.spine.tools:validation-vanilla:2.0.0-SNAPSHOT.381`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -15028,6 +15028,6 @@ This report was generated on **Thu Dec 18 20:32:39 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
+This report was generated on **Fri Dec 19 15:26:30 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
\ No newline at end of file
diff --git a/jvm-runtime/src/main/java/io/spine/validate/FieldAwareMessage.java b/jvm-runtime/src/main/java/io/spine/validate/FieldAwareMessage.java
new file mode 100644
index 0000000000..e82c0bdc5c
--- /dev/null
+++ b/jvm-runtime/src/main/java/io/spine/validate/FieldAwareMessage.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2025, 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.
+ */
+
+package io.spine.validate;
+
+/**
+ * Provided for backward compatibility.
+ *
+ * @deprecated Use {@link io.spine.validation.FieldAwareMessage} instead.
+ */
+@Deprecated
+public interface FieldAwareMessage extends io.spine.validation.FieldAwareMessage {
+}
diff --git a/pom.xml b/pom.xml
index 18470c3a25..d0c646537e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@ all modules and does not describe the project structure per-subproject.
  -->
 <groupId>io.spine.tools</groupId>
 <artifactId>validation</artifactId>
-<version>2.0.0-SNAPSHOT.380</version>
+<version>2.0.0-SNAPSHOT.381</version>
 
 <inceptionYear>2015</inceptionYear>
 
diff --git a/version.gradle.kts b/version.gradle.kts
index a9701ef8d0..74820b3683 100644
--- a/version.gradle.kts
+++ b/version.gradle.kts
@@ -29,4 +29,4 @@
  *
  * For Spine-based dependencies please see [io.spine.dependency.local.Spine].
  */
-val validationVersion by extra("2.0.0-SNAPSHOT.380")
+val validationVersion by extra("2.0.0-SNAPSHOT.381")