diff --git a/src/Symfony/Bridge/Twig/Resources/views/Form/bootstrap_3_layout.html.twig b/src/Symfony/Bridge/Twig/Resources/views/Form/bootstrap_3_layout.html.twig
index afd1011771..6fc8153d62 100644
--- a/src/Symfony/Bridge/Twig/Resources/views/Form/bootstrap_3_layout.html.twig
+++ b/src/Symfony/Bridge/Twig/Resources/views/Form/bootstrap_3_layout.html.twig
@@ -155,6 +155,6 @@
 
 {% block form_help -%}
     {% if help is not empty %}
-        <span class="help-block">{{ translation_domain is same as(false) ? help : help|trans({}, translation_domain) }}</span>
+        <span id="{{ id }}_help" class="help-block">{{ translation_domain is same as(false) ? help : help|trans({}, translation_domain) }}</span>
     {% endif %}
 {%- endblock form_help %}
diff --git a/src/Symfony/Bridge/Twig/Resources/views/Form/bootstrap_4_layout.html.twig b/src/Symfony/Bridge/Twig/Resources/views/Form/bootstrap_4_layout.html.twig
index 87876a73b4..3a80659bca 100644
--- a/src/Symfony/Bridge/Twig/Resources/views/Form/bootstrap_4_layout.html.twig
+++ b/src/Symfony/Bridge/Twig/Resources/views/Form/bootstrap_4_layout.html.twig
@@ -282,6 +282,6 @@
 
 {% block form_help -%}
     {% if help is not empty %}
-        <small class="form-text text-muted">{{ translation_domain is same as(false) ? help : help|trans({}, translation_domain) }}</small>
+        <small id="{{ id }}_help" class="form-text text-muted">{{ translation_domain is same as(false) ? help : help|trans({}, translation_domain) }}</small>
     {% endif %}
 {%- endblock form_help %}
diff --git a/src/Symfony/Bridge/Twig/Resources/views/Form/form_div_layout.html.twig b/src/Symfony/Bridge/Twig/Resources/views/Form/form_div_layout.html.twig
index 60cf52d8be..09bd5eb7ab 100644
--- a/src/Symfony/Bridge/Twig/Resources/views/Form/form_div_layout.html.twig
+++ b/src/Symfony/Bridge/Twig/Resources/views/Form/form_div_layout.html.twig
@@ -291,7 +291,7 @@
 
 {% block form_help -%}
     {% if help is not empty %}
-        <p class="help-text">{{ translation_domain is same as(false) ? help : help|trans({}, translation_domain) }}</p>
+        <p id="{{ id }}_help" class="help-text">{{ translation_domain is same as(false) ? help : help|trans({}, translation_domain) }}</p>
     {% endif %}
 {%- endblock form_help %}
 
diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/views/Form/form_help.html.php b/src/Symfony/Bundle/FrameworkBundle/Resources/views/Form/form_help.html.php
index 654bf8c92f..947ef7eea7 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Resources/views/Form/form_help.html.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Resources/views/Form/form_help.html.php
@@ -1,3 +1,3 @@
 <?php if (!empty($help)): ?>
-    <p class="help-text"><?php echo $view->escape(false !== $translation_domain ? $view['translator']->trans($help, array(), $translation_domain) : $help) ?></p>
+    <p id="<?php echo $view->escape($id) ?>_help" class="help-text"><?php echo $view->escape(false !== $translation_domain ? $view['translator']->trans($help, array(), $translation_domain) : $help) ?></p>
 <?php endif ?>
diff --git a/src/Symfony/Component/Form/Tests/AbstractBootstrap3LayoutTest.php b/src/Symfony/Component/Form/Tests/AbstractBootstrap3LayoutTest.php
index 439d39b01e..6fa45e69e1 100644
--- a/src/Symfony/Component/Form/Tests/AbstractBootstrap3LayoutTest.php
+++ b/src/Symfony/Component/Form/Tests/AbstractBootstrap3LayoutTest.php
@@ -112,6 +112,7 @@ abstract class AbstractBootstrap3LayoutTest extends AbstractLayoutTest
 
         $this->assertMatchesXpath($html,
 '/span
+    [@id="name_help"]
     [@class="help-block"]
     [.="[trans]Help text test![/trans]"]
 '
diff --git a/src/Symfony/Component/Form/Tests/AbstractBootstrap4LayoutTest.php b/src/Symfony/Component/Form/Tests/AbstractBootstrap4LayoutTest.php
index 63aef7d923..cf729176d5 100644
--- a/src/Symfony/Component/Form/Tests/AbstractBootstrap4LayoutTest.php
+++ b/src/Symfony/Component/Form/Tests/AbstractBootstrap4LayoutTest.php
@@ -161,6 +161,7 @@ abstract class AbstractBootstrap4LayoutTest extends AbstractBootstrap3LayoutTest
 
         $this->assertMatchesXpath($html,
 '/small
+    [@id="name_help"]
     [@class="form-text text-muted"]
     [.="[trans]Help text test![/trans]"]
 '
diff --git a/src/Symfony/Component/Form/Tests/AbstractLayoutTest.php b/src/Symfony/Component/Form/Tests/AbstractLayoutTest.php
index a87fb833ca..f71b90cba2 100644
--- a/src/Symfony/Component/Form/Tests/AbstractLayoutTest.php
+++ b/src/Symfony/Component/Form/Tests/AbstractLayoutTest.php
@@ -420,6 +420,7 @@ abstract class AbstractLayoutTest extends FormIntegrationTestCase
 
         $this->assertMatchesXpath($html,
 '/p
+    [@id="name_help"]
     [@class="help-text"]
     [.="[trans]Help text test![/trans]"]
 '