diff --git a/src/main/java/pro/fessional/mirana/i18n/I18nNotice.java b/src/main/java/pro/fessional/mirana/i18n/I18nNotice.java
index 789d410..bc48710 100644
--- a/src/main/java/pro/fessional/mirana/i18n/I18nNotice.java
+++ b/src/main/java/pro/fessional/mirana/i18n/I18nNotice.java
@@ -10,7 +10,7 @@
  * <pre>
  * specified message for user to know what and why.
  *
- * - type - notice type, 'BindingValidation', 'IllegalArgument', 'IllegalState'
+ * - type - notice type, 'Validation', 'IllegalArgument', 'IllegalState'
  * - target - target input name, 'city', 'tab1.zipcode'
  * - message - default i18n message
  * - i18nCode - i18n template code
@@ -22,6 +22,15 @@
  */
 public class I18nNotice extends I18nMessage {
 
+    /**
+     * the notice type that should be able to locate the input
+     */
+    public enum Type {
+        Validation,
+        IllegalArgument,
+        IllegalState,
+    }
+
     protected String type;
     protected String target;
     public String getType() {
diff --git a/src/test/java/pro/fessional/mirana/i18n/I18nNoticeTest.java b/src/test/java/pro/fessional/mirana/i18n/I18nNoticeTest.java
index c6e77a3..c4b4e24 100644
--- a/src/test/java/pro/fessional/mirana/i18n/I18nNoticeTest.java
+++ b/src/test/java/pro/fessional/mirana/i18n/I18nNoticeTest.java
@@ -1,6 +1,7 @@
 package pro.fessional.mirana.i18n;
 
 import org.junit.jupiter.api.Test;
+import pro.fessional.mirana.i18n.I18nNotice.Type;
 
 import java.util.Locale;
 
@@ -23,11 +24,11 @@ void testI18nNoticeSettersAndGetters() {
     @Test
     void testI18nNoticeEquals() {
         I18nNotice notice1 = new I18nNotice();
-        notice1.setType("BindingValidation");
+        notice1.setType(Type.IllegalState.name());
         notice1.setTarget("city");
 
         I18nNotice notice2 = new I18nNotice();
-        notice2.setType("BindingValidation");
+        notice2.setType(Type.IllegalState.name());
         notice2.setTarget("city");
 
         I18nNotice notice3 = new I18nNotice();
@@ -41,11 +42,11 @@ void testI18nNoticeEquals() {
     @Test
     void testI18nNoticeHashCode() {
         I18nNotice notice1 = new I18nNotice();
-        notice1.setType("BindingValidation");
+        notice1.setType(Type.IllegalArgument.name());
         notice1.setTarget("city");
 
         I18nNotice notice2 = new I18nNotice();
-        notice2.setType("BindingValidation");
+        notice2.setType(Type.IllegalArgument.name());
         notice2.setTarget("city");
 
         assertEquals(notice1.hashCode(), notice2.hashCode());
@@ -54,13 +55,13 @@ void testI18nNoticeHashCode() {
     @Test
     void testI18nNoticeToString() {
         I18nNotice notice = new I18nNotice();
-        notice.setType("BindingValidation");
+        notice.setType(Type.Validation.name());
         notice.setTarget("city");
         notice.message = "default message";
         notice.i18nCode = "i18n_code";
         notice.i18nArgs = new Object[]{ "arg1", "arg2" };
 
-        String expected = "I18nNotice{type='BindingValidation', target='city', message='default message', i18nCode='i18n_code', i18nArgs=[arg1, arg2]} ";
+        String expected = "I18nNotice{type='Validation', target='city', message='default message', i18nCode='i18n_code', i18nArgs=[arg1, arg2]} ";
         assertEquals(expected, notice.toString());
     }