diff --git a/core-java-modules/core-java-streams-5/src/test/java/com/baeldung/streams/firstmatchingelement/FirstMatchingElementUnitTest.java b/core-java-modules/core-java-streams-5/src/test/java/com/baeldung/streams/firstmatchingelement/FirstMatchingElementUnitTest.java
index db9415e94b..0820138b3b 100644
--- a/core-java-modules/core-java-streams-5/src/test/java/com/baeldung/streams/firstmatchingelement/FirstMatchingElementUnitTest.java
+++ b/core-java-modules/core-java-streams-5/src/test/java/com/baeldung/streams/firstmatchingelement/FirstMatchingElementUnitTest.java
@@ -34,7 +34,7 @@ public class FirstMatchingElementUnitTest {
 
     @Test
     public void whenUsingIntStream_thenFindFirstMatchingUserIndex() {
-        int index = IntStream.range(0, userList.size() - 1)
+        int index = IntStream.range(0, userList.size())
           .filter(streamIndex -> searchName.equals(userList.get(streamIndex).getUserName()))
           .findFirst()
           .orElse(-1);