diff --git a/README.md b/README.md
index 056a648f..6e7ed8c9 100644
--- a/README.md
+++ b/README.md
@@ -79,7 +79,7 @@ XXL-JOB是一个轻量级分布式任务调度框架，其核心设计目标是
 <dependency>
     <groupId>com.xuxueli</groupId>
     <artifactId>xxl-job-core</artifactId>
-    <version>1.7.0</version>
+    <version>1.7.1</version>
 </dependency>
 ```
 
diff --git a/xxl-job-executor-example/pom.xml b/xxl-job-executor-example/pom.xml
index 0d2522f8..bebdd6df 100644
--- a/xxl-job-executor-example/pom.xml
+++ b/xxl-job-executor-example/pom.xml
@@ -26,7 +26,7 @@
 		<dependency>
 			<groupId>org.slf4j</groupId>
 			<artifactId>slf4j-log4j12</artifactId>
-			<version>1.7.5</version>
+			<version>1.7.21</version>
 		</dependency>
 		
 		<!-- c3p0 -->