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 6d99a65df6..b4e5b0120e 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
@@ -187,7 +187,7 @@
             {%- set element = 'legend' -%}
             {%- set label_attr = label_attr|merge({class: (label_attr.class|default('') ~ ' col-form-label')|trim}) -%}
         {%- else -%}
-            {%- set label_attr = label_attr|merge({for: id, class: (label_attr.class|default('') ~ ' form-control-label')|trim}) -%}
+            {%- set label_attr = label_attr|merge({for: id}) -%}
         {%- endif -%}
         {% if required -%}
             {% set label_attr = label_attr|merge({class: (label_attr.class|default('') ~ ' required')|trim}) %}
diff --git a/src/Symfony/Component/Form/Tests/AbstractBootstrap4HorizontalLayoutTest.php b/src/Symfony/Component/Form/Tests/AbstractBootstrap4HorizontalLayoutTest.php
index e376cefc7e..b78c193c4f 100644
--- a/src/Symfony/Component/Form/Tests/AbstractBootstrap4HorizontalLayoutTest.php
+++ b/src/Symfony/Component/Form/Tests/AbstractBootstrap4HorizontalLayoutTest.php
@@ -72,7 +72,7 @@ abstract class AbstractBootstrap4HorizontalLayoutTest extends AbstractBootstrap4
         $this->assertMatchesXpath($html,
 '/label
     [@for="name"]
-    [@class="col-form-label col-sm-2 form-control-label required"]
+    [@class="col-form-label col-sm-2 required"]
 '
         );
     }
@@ -89,7 +89,7 @@ abstract class AbstractBootstrap4HorizontalLayoutTest extends AbstractBootstrap4
         $this->assertMatchesXpath($html,
 '/label
     [@for="name"]
-    [@class="my&class col-form-label col-sm-2 form-control-label required"]
+    [@class="my&class col-form-label col-sm-2 required"]
 '
         );
     }
@@ -106,7 +106,7 @@ abstract class AbstractBootstrap4HorizontalLayoutTest extends AbstractBootstrap4
         $this->assertMatchesXpath($html,
 '/label
     [@for="name"]
-    [@class="my&class col-form-label col-sm-2 form-control-label required"]
+    [@class="my&class col-form-label col-sm-2 required"]
     [.="[trans]Custom label[/trans]"]
 '
         );
@@ -126,7 +126,7 @@ abstract class AbstractBootstrap4HorizontalLayoutTest extends AbstractBootstrap4
         $this->assertMatchesXpath($html,
 '/label
     [@for="name"]
-    [@class="my&class col-form-label col-sm-2 form-control-label required"]
+    [@class="my&class col-form-label col-sm-2 required"]
     [.="[trans]Custom label[/trans]"]
 '
         );
diff --git a/src/Symfony/Component/Form/Tests/AbstractBootstrap4LayoutTest.php b/src/Symfony/Component/Form/Tests/AbstractBootstrap4LayoutTest.php
index 50795792b7..15d7962379 100644
--- a/src/Symfony/Component/Form/Tests/AbstractBootstrap4LayoutTest.php
+++ b/src/Symfony/Component/Form/Tests/AbstractBootstrap4LayoutTest.php
@@ -81,7 +81,7 @@ abstract class AbstractBootstrap4LayoutTest extends AbstractBootstrap3LayoutTest
         $this->assertMatchesXpath($html,
 '/label
     [@for="name"]
-    [@class="form-control-label required"]
+    [@class="required"]
 '
         );
     }
@@ -98,7 +98,7 @@ abstract class AbstractBootstrap4LayoutTest extends AbstractBootstrap3LayoutTest
         $this->assertMatchesXpath($html,
 '/label
     [@for="name"]
-    [@class="my&class form-control-label required"]
+    [@class="my&class required"]
 '
         );
     }
@@ -115,7 +115,7 @@ abstract class AbstractBootstrap4LayoutTest extends AbstractBootstrap3LayoutTest
         $this->assertMatchesXpath($html,
 '/label
     [@for="name"]
-    [@class="my&class form-control-label required"]
+    [@class="my&class required"]
     [.="[trans]Custom label[/trans]"]
 '
         );
@@ -135,7 +135,7 @@ abstract class AbstractBootstrap4LayoutTest extends AbstractBootstrap3LayoutTest
         $this->assertMatchesXpath($html,
 '/label
     [@for="name"]
-    [@class="my&class form-control-label required"]
+    [@class="my&class required"]
     [.="[trans]Custom label[/trans]"]
 '
         );