diff --git a/developer/back-end/wen20200323/zouyuxi/03-16 to 03-20/SpringBoot-3-16-to-3-20   Change/pom.xml b/developer/back-end/wen20200323/zouyuxi/03-16 to 03-20/SpringBoot-3-16-to-3-20   Change/pom.xml
index 209870d..f582390 100644
--- a/developer/back-end/wen20200323/zouyuxi/03-16 to 03-20/SpringBoot-3-16-to-3-20   Change/pom.xml	
+++ b/developer/back-end/wen20200323/zouyuxi/03-16 to 03-20/SpringBoot-3-16-to-3-20   Change/pom.xml	
@@ -24,7 +24,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.2</version>
+            <version>4.5.13</version>
         </dependency>
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>