diff --git a/entity_browser.views.inc b/entity_browser.views.inc
index 19bcf04..bc1df86 100644
--- a/entity_browser.views.inc
+++ b/entity_browser.views.inc
@@ -11,7 +11,7 @@ use Drupal\search_api\Entity\Index;
  * Implements hook_views_data_alter().
  */
 function entity_browser_views_data_alter(&$data) {
-  foreach (\Drupal::entityTypeManager()->getDefinitions() as $entity_type_name => $entity_type) {
+  foreach (\Drupal::entityTypeManager()->getDefinitions() as $entity_type) {
     if ($base_table = $entity_type->getBaseTable()) {
       $entity_keys = $entity_type->get('entity_keys');
       $data[$base_table]['entity_browser_select'] = [
diff --git a/modules/entity_form/entity_browser_entity_form.module b/modules/entity_form/entity_browser_entity_form.module
index 2e07150..0fa4a9f 100644
--- a/modules/entity_form/entity_browser_entity_form.module
+++ b/modules/entity_form/entity_browser_entity_form.module
@@ -103,7 +103,7 @@ function entity_browser_entity_form_reference_form_validate(array &$reference_fo
   // Check if the entity is already referenced by the field.
   if (!empty($attach_entities)) {
     foreach ($attach_entities as $attach_entity) {
-      foreach ($form_state->get(['inline_entity_form', $ief_id, 'entities']) as $key => $value) {
+      foreach ($form_state->get(['inline_entity_form', $ief_id, 'entities']) as $value) {
         if ($value['entity']->getEntityTypeId() == $attach_entity->getEntityTypeId() && $value['entity']->id() == $attach_entity->id()) {
           $form_state->setError($reference_form['entity_browser'], t('The selected @label has already been added.', ['@label' => $labels['singular']]));
           $reference_form['entity_browser']['entity_ids']['#value'] = '';
diff --git a/src/Form/EntityBrowserEditForm.php b/src/Form/EntityBrowserEditForm.php
index 465dc75..4427712 100644
--- a/src/Form/EntityBrowserEditForm.php
+++ b/src/Form/EntityBrowserEditForm.php
@@ -337,7 +337,7 @@ class EntityBrowserEditForm extends EntityForm {
 
     $output .= '<dl>';
 
-    foreach ($definitions as $plugin_id => $plugin_definition) {
+    foreach ($definitions as $plugin_definition) {
       $output .= '<dt><strong>' . $plugin_definition['label'] . ':</strong></dt>';
       $output .= '<dd>' . $plugin_definition['description'] . '</dd>';
     }
diff --git a/src/Plugin/Field/FieldWidget/EntityReferenceBrowserWidget.php b/src/Plugin/Field/FieldWidget/EntityReferenceBrowserWidget.php
index 13df19e..dd6b0f3 100644
--- a/src/Plugin/Field/FieldWidget/EntityReferenceBrowserWidget.php
+++ b/src/Plugin/Field/FieldWidget/EntityReferenceBrowserWidget.php
@@ -489,7 +489,6 @@ class EntityReferenceBrowserWidget extends WidgetBase {
     $triggering_element = $form_state->getTriggeringElement();
     if (!empty($triggering_element['#attributes']['data-entity-id']) && isset($triggering_element['#attributes']['data-row-id'])) {
       $id = $triggering_element['#attributes']['data-entity-id'];
-      $row_id = $triggering_element['#attributes']['data-row-id'];
       $parents = array_slice($triggering_element['#parents'], 0, -static::$deleteDepth);
       $array_parents = array_slice($triggering_element['#array_parents'], 0, -static::$deleteDepth);
 
diff --git a/tests/src/FunctionalJavascript/ConfigurationTest.php b/tests/src/FunctionalJavascript/ConfigurationTest.php
index 9d9d705..0a85d9b 100644
--- a/tests/src/FunctionalJavascript/ConfigurationTest.php
+++ b/tests/src/FunctionalJavascript/ConfigurationTest.php
@@ -199,7 +199,6 @@ class ConfigurationTest extends WebDriverTestBase {
     $this->assertSession()->responseContains('Select view mode to be used when rendering entities.');
 
     // Test ajax update of Multi step selection display "Entity type".
-    $entity_type = $this->assertSession()->selectExists('selection_display_configuration[entity_type]')->selectOption('taxonomy_term');
     $this->assertSession()->assertWaitOnAjaxRequest();
     $this->assertSession()->optionExists('selection_display_configuration[display_settings][view_mode]', 'default');
     $this->assertSession()->assertWaitOnAjaxRequest();
diff --git a/tests/src/FunctionalJavascript/EntityBrowserTest.php b/tests/src/FunctionalJavascript/EntityBrowserTest.php
index f2bc387..886c046 100644
--- a/tests/src/FunctionalJavascript/EntityBrowserTest.php
+++ b/tests/src/FunctionalJavascript/EntityBrowserTest.php
@@ -138,9 +138,6 @@ class EntityBrowserTest extends EntityBrowserWebDriverTestBase {
     // Create a file.
     $image = $this->createFile('llama');
 
-    // Create a second file.
-    $image2 = $this->createFile('llama2');
-
     $this->drupalGet('node/add/article');
 
     $this->assertSession()->linkExists('Select entities');