diff --git a/modules/global/src/com/haulmont/cuba/core/app/dynamicattributes/DynamicAttributesMetaProperty.java b/modules/global/src/com/haulmont/cuba/core/app/dynamicattributes/DynamicAttributesMetaProperty.java
index 8b95e45057..6c02e628ed 100644
--- a/modules/global/src/com/haulmont/cuba/core/app/dynamicattributes/DynamicAttributesMetaProperty.java
+++ b/modules/global/src/com/haulmont/cuba/core/app/dynamicattributes/DynamicAttributesMetaProperty.java
@@ -31,6 +31,7 @@ public class DynamicAttributesMetaProperty extends MetadataObjectImpl implements
     private MetaClass metaClass;
     private transient Range range;
     private Class javaClass;
+    private Boolean mandatory;
 
     private AnnotatedElement annotatedElement = new FakeAnnotatedElement();
 
@@ -38,6 +39,7 @@ public class DynamicAttributesMetaProperty extends MetadataObjectImpl implements
         this.javaClass = DynamicAttributesUtils.getAttributeClass(attribute);
         this.metaClass = metaClass;
         this.name = DynamicAttributesUtils.encodeAttributeCode(attribute.getCode());
+        this.mandatory = attribute.getRequired();
         Metadata metadata = AppBeans.get(Metadata.NAME);
         Session metadataSession = metadata.getSession();
         if (SetValueEntity.class.isAssignableFrom(javaClass)) {
@@ -72,7 +74,7 @@ public class DynamicAttributesMetaProperty extends MetadataObjectImpl implements
 
     @Override
     public boolean isMandatory() {
-        return false;
+        return Boolean.TRUE.equals(mandatory);
     }
 
     @Override
diff --git a/modules/gui/src/com/haulmont/cuba/gui/xml/layout/loaders/FieldGroupLoader.java b/modules/gui/src/com/haulmont/cuba/gui/xml/layout/loaders/FieldGroupLoader.java
index 8d4e23b710..50cf8c9aad 100644
--- a/modules/gui/src/com/haulmont/cuba/gui/xml/layout/loaders/FieldGroupLoader.java
+++ b/modules/gui/src/com/haulmont/cuba/gui/xml/layout/loaders/FieldGroupLoader.java
@@ -186,6 +186,7 @@ public class FieldGroupLoader extends AbstractFieldLoader {
                     field.setType(metaPropertyPath.getRangeJavaClass());
                     field.setCaption(attribute.getName());
                     field.setDatasource(ds);
+                    field.setRequired(attribute.getRequired());
 
                     if (fieldGroup.getWidth() > 0) {
                         field.setWidth("100%");
diff --git a/modules/web/src/com/haulmont/cuba/web/gui/components/WebAbstractField.java b/modules/web/src/com/haulmont/cuba/web/gui/components/WebAbstractField.java
index 3f86348efe..1f7dbb8aa1 100644
--- a/modules/web/src/com/haulmont/cuba/web/gui/components/WebAbstractField.java
+++ b/modules/web/src/com/haulmont/cuba/web/gui/components/WebAbstractField.java
@@ -18,7 +18,6 @@ import com.haulmont.cuba.gui.components.ValidationException;
 import com.haulmont.cuba.gui.data.Datasource;
 import com.haulmont.cuba.gui.data.ValueChangingListener;
 import com.haulmont.cuba.gui.data.ValueListener;
-import com.haulmont.cuba.gui.dynamicattributes.DynamicAttributesGuiTools;
 import com.haulmont.cuba.web.gui.data.ItemWrapper;
 import com.vaadin.data.Property;
 import com.vaadin.ui.AbstractComponent;