diff --git a/packages/concerto-core/lib/introspect/decorator.js b/packages/concerto-core/lib/introspect/decorator.js
index eaa7dd6b7..d29cae237 100644
--- a/packages/concerto-core/lib/introspect/decorator.js
+++ b/packages/concerto-core/lib/introspect/decorator.js
@@ -116,6 +116,7 @@ class Decorator {
         const decoratedName = this.getParent().getFullyQualifiedName?.();
         const mm = mf.getModelManager();
         const validationOptions = mm.getDecoratorValidation();
+        console.log(`ModelManager.validationOptions: ${JSON.stringify(validationOptions)}`);
 
         if (validationOptions.missingDecorator || validationOptions.invalidDecorator) {
             try {
diff --git a/packages/concerto-core/test/decoratormanager.js b/packages/concerto-core/test/decoratormanager.js
index d1b6b23cd..1392794f1 100644
--- a/packages/concerto-core/test/decoratormanager.js
+++ b/packages/concerto-core/test/decoratormanager.js
@@ -103,8 +103,6 @@ describe('DecoratorManager', () => {
             const decoratedCTO = Printer.toCTO(decoratedAst);
             const decoratedTest = fs.readFileSync(path.join(__dirname,'/data/decoratorcommands/decoratedTest.cto'), 'utf-8');
             const result = decoratedCTO === decoratedTest;
-            console.log(decoratedCTO);
-            console.log(decoratedTest);
             chai.expect(result).to.be.true;
         });
 
diff --git a/packages/concerto-core/test/introspect/decorators.js b/packages/concerto-core/test/introspect/decorators.js
index 31a2db03e..00b64c36d 100644
--- a/packages/concerto-core/test/introspect/decorators.js
+++ b/packages/concerto-core/test/introspect/decorators.js
@@ -170,7 +170,7 @@ describe('Decorators', () => {
 
     describe('#validate', () => {
 
-        it('should prevent attaching the same decorator twice', () => {
+        it.only('should prevent attaching the same decorator twice', () => {
 
             (() => {
                 const modelManager = new ModelManager();