diff --git a/core-java-modules/core-java-8-2/src/main/java/com/baeldung/delay/Delay.java b/core-java-modules/core-java-8-2/src/main/java/com/baeldung/delay/Delay.java
index 34d4e0ce85..36b7ed7ffb 100644
--- a/core-java-modules/core-java-8-2/src/main/java/com/baeldung/delay/Delay.java
+++ b/core-java-modules/core-java-8-2/src/main/java/com/baeldung/delay/Delay.java
@@ -87,9 +87,5 @@ public class Delay {
     private static void someTask2() {
         System.out.println("Task 2 completed.");
     }
-    
-    public static int main(Boolean isTest) {
-        return 0;
-    }
 
 }
\ No newline at end of file
diff --git a/core-java-modules/core-java-8-2/src/test/java/com/baeldung/delay/DelayUnitTest.java b/core-java-modules/core-java-8-2/src/test/java/com/baeldung/delay/DelayUnitTest.java
deleted file mode 100644
index 5be2fb4b69..0000000000
--- a/core-java-modules/core-java-8-2/src/test/java/com/baeldung/delay/DelayUnitTest.java
+++ /dev/null
@@ -1,14 +0,0 @@
-package com.baeldung.delay;
-
-import static org.junit.jupiter.api.Assertions.assertEquals;
-
-import org.junit.jupiter.api.Test;
-
-public class DelayUnitTest {
-
-    @Test
-    void givenMain_returnZero() {
-        assertEquals(Delay.main(true), 0);
-    }
-    
-}
\ No newline at end of file