diff --git a/core/modules/workflows/src/Form/WorkflowStateAddForm.php b/core/modules/workflows/src/Form/WorkflowStateAddForm.php
index c9b46e2c352..0b368585b73 100644
--- a/core/modules/workflows/src/Form/WorkflowStateAddForm.php
+++ b/core/modules/workflows/src/Form/WorkflowStateAddForm.php
@@ -11,6 +11,13 @@ use Drupal\Core\Form\FormStateInterface;
  */
 class WorkflowStateAddForm extends EntityForm {
 
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'workflow_state_add_form';
+  }
+
   /**
    * {@inheritdoc}
    */
diff --git a/core/modules/workflows/src/Form/WorkflowStateEditForm.php b/core/modules/workflows/src/Form/WorkflowStateEditForm.php
index 75af1d6b40e..f21508ff643 100644
--- a/core/modules/workflows/src/Form/WorkflowStateEditForm.php
+++ b/core/modules/workflows/src/Form/WorkflowStateEditForm.php
@@ -19,6 +19,13 @@ class WorkflowStateEditForm extends EntityForm {
    */
   protected $stateId;
 
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'workflow_state_edit_form';
+  }
+
   /**
    * {@inheritdoc}
    */
diff --git a/core/modules/workflows/src/Form/WorkflowTransitionAddForm.php b/core/modules/workflows/src/Form/WorkflowTransitionAddForm.php
index 1c557d929b0..fe3a40636d6 100644
--- a/core/modules/workflows/src/Form/WorkflowTransitionAddForm.php
+++ b/core/modules/workflows/src/Form/WorkflowTransitionAddForm.php
@@ -12,6 +12,13 @@ use Drupal\workflows\State;
  */
 class WorkflowTransitionAddForm extends EntityForm {
 
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'workflow_transition_add_form';
+  }
+
   /**
    * {@inheritdoc}
    */
diff --git a/core/modules/workflows/src/Form/WorkflowTransitionEditForm.php b/core/modules/workflows/src/Form/WorkflowTransitionEditForm.php
index b6f65a48a8e..5bbabae6f7a 100644
--- a/core/modules/workflows/src/Form/WorkflowTransitionEditForm.php
+++ b/core/modules/workflows/src/Form/WorkflowTransitionEditForm.php
@@ -20,6 +20,13 @@ class WorkflowTransitionEditForm extends EntityForm {
    */
   protected $transitionId;
 
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'workflow_transition_edit_form';
+  }
+
   /**
    * {@inheritdoc}
    */