diff --git a/src/ConditionalFieldsFormHelper.php b/src/ConditionalFieldsFormHelper.php
index ee267ec..6e19df1 100644
--- a/src/ConditionalFieldsFormHelper.php
+++ b/src/ConditionalFieldsFormHelper.php
@@ -840,7 +840,7 @@ class ConditionalFieldsFormHelper {
    * @return array
    *   The modified element.
    */
-  public function elementAddProperty(array $element, $property, $value, $position = 'prepend') {
+  public function elementAddProperty($element, $property, $value, $position = 'prepend') {
     // Avoid overriding default element properties that might not yet be set.
     if (!isset($element[$property])) {
       $element[$property] = isset($element['#type']) ? $this->elementInfo->getInfoProperty($element['#type'], $property, []) : [];
@@ -911,13 +911,13 @@ class ConditionalFieldsFormHelper {
    *
    * A mockable wrapper around conditional_fields_field_selector().
    *
-   * @param array $field
+   * @param array|mixed $field
    *   A form array for the field we want to build a selector for.
    *
    * @return false|string
    *   A jQuery selector; or FALSE if one cannot be determined.
    */
-  public function buildJquerySelectorForField(array $field) {
+  public function buildJquerySelectorForField($field) {
     return conditional_fields_field_selector($field);
   }