diff --git a/CHANGELOG.md b/CHANGELOG.md
index 52d7ff1..a408306 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+# 1.1.2 (8 Sep 2021)
+
+## Enhancements
+- Update `leetcode.com` code template.
+- Add stopwatch dependency.
+
 # 1.1.1 (6 Sep 2021)
 
 ## Enhancements
diff --git a/README.md b/README.md
index 011934c..98987dd 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Acmicpc Kit
 
-![KitVersion](https://img.shields.io/badge/kit_version-v1.1.1-blue.svg)
+![KitVersion](https://img.shields.io/badge/kit_version-v1.1.2-blue.svg)
 [![Hits](https://hits.sh/github.com/silentsoft/acmicpc-kit.svg)](https://hits.sh)
 
 > Let's practice algorithms with Acmicpc Kit !
diff --git a/pom.xml b/pom.xml
index f3579c6..6678c19 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.silentsoft</groupId>
     <artifactId>acmicpc-kit-parent</artifactId>
-    <version>1.1.1</version>
+    <version>1.1.2</version>
   </parent>
   <groupId>org.silentsoft</groupId>
   <artifactId>acmicpc-kit</artifactId>
diff --git a/templates/leetcode.com/java/SolutionTest.java b/templates/leetcode.com/java/SolutionTest.java
index a37bef2..1932bc4 100644
--- a/templates/leetcode.com/java/SolutionTest.java
+++ b/templates/leetcode.com/java/SolutionTest.java
@@ -1,5 +1,6 @@
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
+import org.silentsoft.stopwatch.Stopwatch;
 
 class SolutionTest {
     @Test
@@ -8,4 +9,14 @@ public void test() {
         //Assertions.assertEquals(/*expected*/, /*actual*/);
         //Assertions.assertArrayEquals(/*expected*/, /*actual*/);
     }
+
+    @Test
+    public void speedTest() {
+        Solution solution = new Solution();
+        Stopwatch stopwatch = new Stopwatch();
+        stopwatch.start("speed test", () -> {
+            //
+        });
+        stopwatch.print();
+    }
 }
\ No newline at end of file