diff --git a/core-java-concurrency/src/test/java/com/baeldung/concurrent/executorservice/WaitingForThreadsToFinishTest.java b/core-java-concurrency/src/test/java/com/baeldung/concurrent/executorservice/WaitingForThreadsToFinishTest.java
index 4a3ee00f24..0f461909ea 100644
--- a/core-java-concurrency/src/test/java/com/baeldung/concurrent/executorservice/WaitingForThreadsToFinishTest.java
+++ b/core-java-concurrency/src/test/java/com/baeldung/concurrent/executorservice/WaitingForThreadsToFinishTest.java
@@ -142,5 +142,6 @@ public class WaitingForThreadsToFinishTest {
             e.printStackTrace();
         }
 
+        WORKER_THREAD_POOL.shutdown();
     }
 }