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 19585a9e9b..347dadf961 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
@@ -25,7 +25,7 @@ public class FirstMatchingElementUnitTest {
               counter.getAndIncrement();
               return searchName.equals(user.getUserName());
           })
-          .map(user -> counter.get())
+          .mapToInt(user -> counter.get())
           .findFirst()
           .orElse(-1);