diff --git a/.eslintrc.js b/.eslintrc.js
index 9c4244a..0fd398e 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -57,6 +57,11 @@ module.exports = {
         files: ['*.js', '*.tale.vue'],
         rules: {
             '@typescript-eslint/explicit-function-return-type': 'off',
+        },
+    }, {
+        files: ['*.config.js'],
+        rules: {
+            '@typescript-eslint/camelcase': 'off',
         }
     }],
 }
diff --git a/package.json b/package.json
index 6eb9761..28495ee 100644
--- a/package.json
+++ b/package.json
@@ -74,7 +74,7 @@
         "rollup-plugin-auto-external": "^2.0.0",
         "rollup-plugin-internal": "^1.0.4",
         "rollup-plugin-multi-input": "^1.1.1",
-        "rollup-plugin-terser": "^5.3.0",
+        "rollup-plugin-terser": "^7.0.2",
         "rollup-plugin-typescript2": "^0.27.3",
         "rollup-plugin-vue": "^5.1.7",
         "sass-loader": "^10.0.3",
diff --git a/storybook/stories/FormularioInput.tale.vue b/storybook/stories/FormularioInput.tale.vue
index cc71fc9..651e8d1 100644
--- a/storybook/stories/FormularioInput.tale.vue
+++ b/storybook/stories/FormularioInput.tale.vue
@@ -8,15 +8,16 @@
             }"
             class="mb-3"
             name="number"
-            validation="number|required"
+            validation="required"
         >
-            <label for="text-field">Text field (number|required)</label>
+            <label for="text-field">Text field (required)</label>
             <input
                 id="text-field"
                 v-model="context.model"
                 type="text"
                 class="form-control"
                 style="max-width: 250px;"
+                @blur="context.runValidation()"
             >
 
             <div
@@ -24,7 +25,7 @@
                 :key="index"
                 class="text-danger"
             >
-                {{ error.message }}
+                {{ error }}
             </div>
         </FormularioInput>
 
@@ -42,6 +43,7 @@
                 type="text"
                 class="form-control"
                 style="max-width: 250px;"
+                @blur="context.runValidation()"
             >
 
             <div
diff --git a/storybook/stories/index.stories.js b/storybook/stories/index.stories.js
index 13e74c4..a0d98d3 100644
--- a/storybook/stories/index.stories.js
+++ b/storybook/stories/index.stories.js
@@ -3,7 +3,7 @@ import './bootstrap.scss'
 import { storiesOf } from '@storybook/vue'
 
 import Vue from 'vue'
-import Formulario from '@/Formulario.ts'
+import VueFormulario from '../../dist/formulario.esm'
 
 import FormularioGroupingTale from './FormularioGrouping.tale'
 import FormularioInputTale from './FormularioInput.tale'
@@ -15,7 +15,7 @@ Vue.mixin({
         }
     }
 })
-Vue.use(new Formulario())
+Vue.use(VueFormulario)
 
 storiesOf('FormularioInput', module)
     .add('Default', () => FormularioInputTale)
diff --git a/yarn.lock b/yarn.lock
index 24b2240..f7d47b1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10198,14 +10198,6 @@ jest-watcher@^26.5.2:
     jest-util "^26.5.2"
     string-length "^4.0.1"
 
-jest-worker@^24.9.0:
-  version "24.9.0"
-  resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-24.9.0.tgz#5dbfdb5b2d322e98567898238a9697bcce67b3e5"
-  integrity sha512-51PE4haMSXcHohnSMdM42anbvZANYTqMrr52tVKPqqsPJMzoP6FYYDVqahX/HrAoKEKz3uUPzSvKs9A3qR4iVw==
-  dependencies:
-    merge-stream "^2.0.0"
-    supports-color "^6.1.0"
-
 jest-worker@^25.4.0, jest-worker@^25.5.0:
   version "25.5.0"
   resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-25.5.0.tgz#2611d071b79cea0f43ee57a3d118593ac1547db1"
@@ -13945,16 +13937,15 @@ rollup-plugin-multi-input@^1.1.1:
     fast-glob "^3.0.0"
     lodash "^4.17.11"
 
-rollup-plugin-terser@^5.3.0:
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/rollup-plugin-terser/-/rollup-plugin-terser-5.3.0.tgz#9c0dd33d5771df9630cd027d6a2559187f65885e"
-  integrity sha512-XGMJihTIO3eIBsVGq7jiNYOdDMb3pVxuzY0uhOE/FM4x/u9nQgr3+McsjzqBn3QfHIpNSZmFnpoKAwHBEcsT7g==
+rollup-plugin-terser@7:
+  version "7.0.2"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-terser/-/rollup-plugin-terser-7.0.2.tgz#e8fbba4869981b2dc35ae7e8a502d5c6c04d324d"
+  integrity sha512-w3iIaU4OxcF52UUXiZNsNeuXIMDvFrr+ZXK6bFZ0Q60qyVfq4uLptoS4bbq3paG3x216eQllFZX7zt6TIImguQ==
   dependencies:
-    "@babel/code-frame" "^7.5.5"
-    jest-worker "^24.9.0"
-    rollup-pluginutils "^2.8.2"
-    serialize-javascript "^2.1.2"
-    terser "^4.6.2"
+    "@babel/code-frame" "^7.10.4"
+    jest-worker "^26.2.1"
+    serialize-javascript "^4.0.0"
+    terser "^5.0.0"
 
 rollup-plugin-typescript2@^0.27.3:
   version "0.27.3"
@@ -13982,7 +13973,7 @@ rollup-plugin-vue@^5.1.7:
     source-map "0.7.3"
     vue-runtime-helpers "^1.1.1"
 
-rollup-pluginutils@^2.4.1, rollup-pluginutils@^2.8.2:
+rollup-pluginutils@^2.4.1:
   version "2.8.2"
   resolved "https://registry.yarnpkg.com/rollup-pluginutils/-/rollup-pluginutils-2.8.2.tgz#72f2af0748b592364dbd3389e600e5a9444a351e"
   integrity sha512-EEp9NhnUkwY8aif6bxgovPHMoMoNr2FulJziTndpt5H9RdwC47GSGuII9XxpSdzVGM0GWrNPHV6ie1LTNJPaLQ==
@@ -14518,7 +14509,7 @@ source-map-resolve@^0.5.0, source-map-resolve@^0.5.2:
     source-map-url "^0.4.0"
     urix "^0.1.0"
 
-source-map-support@^0.5.16, source-map-support@^0.5.6, source-map-support@~0.5.12:
+source-map-support@^0.5.16, source-map-support@^0.5.6, source-map-support@~0.5.12, source-map-support@~0.5.19:
   version "0.5.19"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.19.tgz#a98b62f86dcaf4f67399648c085291ab9e8fed61"
   integrity sha512-Wonm7zOCIJzBGQdB+thsPar0kYuCIzYvxZwlBa87yi/Mdjv7Tip2cyVbLj5o0cFPN4EVkuTwb3GDDyUx2DGnGw==
@@ -14536,7 +14527,7 @@ source-map@0.6.*, source-map@^0.6.0, source-map@^0.6.1, source-map@~0.6.0, sourc
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
   integrity sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==
 
-source-map@0.7.3, source-map@^0.7.3:
+source-map@0.7.3, source-map@^0.7.3, source-map@~0.7.2:
   version "0.7.3"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.7.3.tgz#5302f8169031735226544092e64981f751750383"
   integrity sha512-CkCj6giN3S+n9qrYiBTX5gystlENnRW5jZeNLHpe6aue+SrHcG5VYwujhW9s4dY31mEGsxBDrHR6oI69fTXsaQ==
@@ -15184,7 +15175,7 @@ terser-webpack-plugin@^3.0.0:
     terser "^4.8.0"
     webpack-sources "^1.4.3"
 
-terser@^4.1.2, terser@^4.6.12, terser@^4.6.2:
+terser@^4.1.2, terser@^4.6.12:
   version "4.7.0"
   resolved "https://registry.yarnpkg.com/terser/-/terser-4.7.0.tgz#15852cf1a08e3256a80428e865a2fa893ffba006"
   integrity sha512-Lfb0RiZcjRDXCC3OSHJpEkxJ9Qeqs6mp2v4jf2MHfy8vGERmVDuvjXdd/EnP5Deme5F2yBRBymKmKHCBg2echw==
@@ -15202,6 +15193,15 @@ terser@^4.6.3, terser@^4.8.0:
     source-map "~0.6.1"
     source-map-support "~0.5.12"
 
+terser@^5.0.0:
+  version "5.3.8"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-5.3.8.tgz#991ae8ba21a3d990579b54aa9af11586197a75dd"
+  integrity sha512-zVotuHoIfnYjtlurOouTazciEfL7V38QMAOhGqpXDEg6yT13cF4+fEP9b0rrCEQTn+tT46uxgFsTZzhygk+CzQ==
+  dependencies:
+    commander "^2.20.0"
+    source-map "~0.7.2"
+    source-map-support "~0.5.19"
+
 test-exclude@^6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/test-exclude/-/test-exclude-6.0.0.tgz#04a8698661d805ea6fa293b6cb9e63ac044ef15e"