diff --git a/src/Transformer/Helpers/RecursiveDeleteHelper.php b/src/Transformer/Helpers/RecursiveDeleteHelper.php
index 3c9edf6..c47815a 100644
--- a/src/Transformer/Helpers/RecursiveDeleteHelper.php
+++ b/src/Transformer/Helpers/RecursiveDeleteHelper.php
@@ -107,6 +107,12 @@ protected static function deleteMatchedClassProperties(
             if (!empty($deletions)) {
                 self::deleteNextLevelProperties($mappings, $array, $typeKey, $deletions, $newArray);
             }
+        } else {
+            foreach ($array as &$subArray) {
+                if (is_array($subArray)) {
+                    self::deleteProperties($mappings, $subArray, $typeKey);
+                }
+            }
         }
     }
 }