diff --git a/bundles/org.openhab.core.model.persistence/src/org/openhab/core/model/persistence/GeneratePersistence.mwe2 b/bundles/org.openhab.core.model.persistence/src/org/openhab/core/model/persistence/GeneratePersistence.mwe2
index 9a8e8a559..61885cfda 100644
--- a/bundles/org.openhab.core.model.persistence/src/org/openhab/core/model/persistence/GeneratePersistence.mwe2
+++ b/bundles/org.openhab.core.model.persistence/src/org/openhab/core/model/persistence/GeneratePersistence.mwe2
@@ -52,6 +52,9 @@ Workflow {
       serializer = {
         generateStub = false
       }
+      validator = {
+        generateStub = false
+      }
     }
   }
 }
diff --git a/bundles/org.openhab.core.model.persistence/src/org/openhab/core/model/persistence/validation/PersistenceValidator.xtend b/bundles/org.openhab.core.model.persistence/src/org/openhab/core/model/persistence/validation/PersistenceValidator.xtend
deleted file mode 100644
index daee0a776..000000000
--- a/bundles/org.openhab.core.model.persistence/src/org/openhab/core/model/persistence/validation/PersistenceValidator.xtend
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (c) 2010-2026 Contributors to the openHAB project
- *
- * See the NOTICE file(s) distributed with this work for additional
- * information.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License 2.0 which is available at
- * http://www.eclipse.org/legal/epl-2.0
- *
- * SPDX-License-Identifier: EPL-2.0
- */
-/*
- * generated by Xtext
- */
-package org.openhab.core.model.persistence.validation
-//import org.eclipse.xtext.validation.Check
-
-/**
- * Custom validation rules. 
- *
- * see http://www.eclipse.org/Xtext/documentation.html#validation
- */
-class PersistenceValidator extends AbstractPersistenceValidator {
-
-//  public static val INVALID_NAME = 'invalidName'
-//
-//	@Check
-//	def checkGreetingStartsWithCapital(Greeting greeting) {
-//		if (!Character.isUpperCase(greeting.name.charAt(0))) {
-//			warning('Name should start with a capital', 
-//					MyDslPackage.Literals.GREETING__NAME,
-//					INVALID_NAME)
-//		}
-//	}
-}
diff --git a/bundles/org.openhab.core.model.rule/src/org/openhab/core/model/rule/GenerateRules.mwe2 b/bundles/org.openhab.core.model.rule/src/org/openhab/core/model/rule/GenerateRules.mwe2
index 5759cf674..6a992101d 100644
--- a/bundles/org.openhab.core.model.rule/src/org/openhab/core/model/rule/GenerateRules.mwe2
+++ b/bundles/org.openhab.core.model.rule/src/org/openhab/core/model/rule/GenerateRules.mwe2
@@ -54,6 +54,9 @@ Workflow {
       serializer = {
         generateStub = false
       }
+      validator = {
+        generateStub = false
+      }
     }
   }
 }
diff --git a/bundles/org.openhab.core.model.rule/src/org/openhab/core/model/rule/validation/RulesValidator.xtend b/bundles/org.openhab.core.model.rule/src/org/openhab/core/model/rule/validation/RulesValidator.xtend
deleted file mode 100644
index 75350e41b..000000000
--- a/bundles/org.openhab.core.model.rule/src/org/openhab/core/model/rule/validation/RulesValidator.xtend
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (c) 2010-2026 Contributors to the openHAB project
- *
- * See the NOTICE file(s) distributed with this work for additional
- * information.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License 2.0 which is available at
- * http://www.eclipse.org/legal/epl-2.0
- *
- * SPDX-License-Identifier: EPL-2.0
- */
-/*
- * generated by Xtext
- */
-package org.openhab.core.model.rule.validation
-//import org.eclipse.xtext.validation.Check
-
-/**
- * Custom validation rules. 
- *
- * see http://www.eclipse.org/Xtext/documentation.html#validation
- */
-class RulesValidator extends AbstractRulesValidator {
-
-//  public static val INVALID_NAME = 'invalidName'
-//
-//	@Check
-//	def checkGreetingStartsWithCapital(Greeting greeting) {
-//		if (!Character.isUpperCase(greeting.name.charAt(0))) {
-//			warning('Name should start with a capital', 
-//					MyDslPackage.Literals.GREETING__NAME,
-//					INVALID_NAME)
-//		}
-//	}
-}
diff --git a/bundles/org.openhab.core.model.script/src/org/openhab/core/model/script/GenerateScript.mwe2 b/bundles/org.openhab.core.model.script/src/org/openhab/core/model/script/GenerateScript.mwe2
index 23af6cf39..5d87ad1c3 100644
--- a/bundles/org.openhab.core.model.script/src/org/openhab/core/model/script/GenerateScript.mwe2
+++ b/bundles/org.openhab.core.model.script/src/org/openhab/core/model/script/GenerateScript.mwe2
@@ -52,6 +52,9 @@ Workflow {
       serializer = {
         generateStub = false
       }
+      validator = {
+        generateStub = false
+      }
     }
   }
 }
diff --git a/bundles/org.openhab.core.model.script/src/org/openhab/core/model/script/validation/ScriptValidator.xtend b/bundles/org.openhab.core.model.script/src/org/openhab/core/model/script/validation/ScriptValidator.xtend
deleted file mode 100644
index 496007425..000000000
--- a/bundles/org.openhab.core.model.script/src/org/openhab/core/model/script/validation/ScriptValidator.xtend
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (c) 2010-2026 Contributors to the openHAB project
- *
- * See the NOTICE file(s) distributed with this work for additional
- * information.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License 2.0 which is available at
- * http://www.eclipse.org/legal/epl-2.0
- *
- * SPDX-License-Identifier: EPL-2.0
- */
-/*
- * generated by Xtext
- */
-package org.openhab.core.model.script.validation
-//import org.eclipse.xtext.validation.Check
-
-/**
- * Custom validation rules. 
- *
- * see http://www.eclipse.org/Xtext/documentation.html#validation
- */
-class ScriptValidator extends AbstractScriptValidator {
-
-//  public static val INVALID_NAME = 'invalidName'
-//
-//	@Check
-//	def checkGreetingStartsWithCapital(Greeting greeting) {
-//		if (!Character.isUpperCase(greeting.name.charAt(0))) {
-//			warning('Name should start with a capital', 
-//					MyDslPackage.Literals.GREETING__NAME,
-//					INVALID_NAME)
-//		}
-//	}
-}