diff --git a/src/DependencyHelper.php b/src/DependencyHelper.php
index 789f971..aad8c21 100644
--- a/src/DependencyHelper.php
+++ b/src/DependencyHelper.php
@@ -87,6 +87,7 @@ public function fieldHasChildren($field) {
    * Resolve a bundle's dependencies.
    */
   protected function resolveBundleDependencies($dependent_fields) {
+    $this->dependencies[$this->entity_type][$this->bundle] = [];
     foreach ($dependent_fields as $dependent => $field) {
       $this->dependent = $dependent;
       $this->dependent_field = $field;