diff --git a/README.md b/README.md
index 3da98f29de57e71f857ddd33c14558fd05669e6e..0f4e10fe362476c56a76f40886b393f5c04c5a66 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 # whatsmars
-*`mvn clean package -Dmaven.test.skip`* `jdk7+`
+*`mvn clean package -Dmaven.test.skip`* `jdk8+`
 <br>Java生态研究(Spring Boot + Redis + Dubbo + RocketMQ)
 <br>Spring Boot 系列(Servlet, Tomcat, Spring, SpringMVC, Spring Boot)
 
diff --git a/pom.xml b/pom.xml
index d0b23c718521de0c531f3714d432ef3ab8695530..89cc356a02fbd719aa51401b945745a0834b08db 100644
--- a/pom.xml
+++ b/pom.xml
@@ -75,8 +75,8 @@
         <junit.version>4.12</junit.version>
 
         <!-- for maven compiler&resources plugin -->
-        <java-source.version>1.7</java-source.version>
-        <java-target.version>1.7</java-target.version>
+        <java-source.version>1.8</java-source.version>
+        <java-target.version>1.8</java-target.version>
         <file-encoding>UTF-8</file-encoding>
 
         <rootdir>${basedir}</rootdir>
diff --git a/whatsmars-javase-example/src/test/java/org/hongxi/whatsmars/base/lambda/LambdaTest.java b/whatsmars-javase-example/src/test/java/org/hongxi/whatsmars/base/lambda/LambdaTest.java
index 4a7c668d252e7a745a4dc986b6ef1bbdc953674a..566ccf4bf026d081d421bb19404ec8f144c1fb9a 100644
--- a/whatsmars-javase-example/src/test/java/org/hongxi/whatsmars/base/lambda/LambdaTest.java
+++ b/whatsmars-javase-example/src/test/java/org/hongxi/whatsmars/base/lambda/LambdaTest.java
@@ -9,6 +9,6 @@ public class LambdaTest {
 
     @Test
     public void t1() {
-//        new Thread(() -> System.out.println("hi,lambda!")).start();
+        new Thread(() -> System.out.println("hi,lambda!")).start();
     }
 }