From e0172002d5c171ea2c2dc93b59bfede09b6524dc Mon Sep 17 00:00:00 2001
From: mherbaghinyan <mbaghinyan@gmail.com>
Date: Thu, 13 Sep 2018 01:14:09 +0400
Subject: [PATCH] minor change

---
 .../src/main/java/com/baeldung/sort/SortHashMap.java          | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/core-java-collections/src/main/java/com/baeldung/sort/SortHashMap.java b/core-java-collections/src/main/java/com/baeldung/sort/SortHashMap.java
index 938f740e9a..c803e8f193 100644
--- a/core-java-collections/src/main/java/com/baeldung/sort/SortHashMap.java
+++ b/core-java-collections/src/main/java/com/baeldung/sort/SortHashMap.java
@@ -63,8 +63,8 @@ public class SortHashMap {
     }
 
     private static void treeSetByKey() {
-        SortedSet<String> keys = new TreeSet<>(map.keySet());
-        System.out.println(keys);
+        SortedSet<String> keysSet = new TreeSet<>(map.keySet());
+        System.out.println(keysSet);
     }
 
     private static void treeMapSortByKey() {