diff --git a/src/main/java/blogspot/software_and_algorithms/stern_library/data_structure/ThriftyList.java b/src/main/java/blogspot/software_and_algorithms/stern_library/data_structure/ThriftyList.java
index 616525a..f687cca 100755
--- a/src/main/java/blogspot/software_and_algorithms/stern_library/data_structure/ThriftyList.java
+++ b/src/main/java/blogspot/software_and_algorithms/stern_library/data_structure/ThriftyList.java
@@ -1027,7 +1027,7 @@ protected void splitNextLargeSublist() {
    */
   @Override
   public T[] toArray() {
-    return toArray(null);
+    return (T[]) toArray((Object[]) null);
   }
 
   /**