diff --git a/lucene/core/src/java/org/apache/lucene/search/TaskExecutor.java b/lucene/core/src/java/org/apache/lucene/search/TaskExecutor.java
index 6c89c267a52..ca71653acf8 100644
--- a/lucene/core/src/java/org/apache/lucene/search/TaskExecutor.java
+++ b/lucene/core/src/java/org/apache/lucene/search/TaskExecutor.java
@@ -44,7 +44,7 @@
  *
  * @lucene.experimental
  */
-public final class TaskExecutor {
+public class TaskExecutor {
   private final Executor executor;
 
   /**