diff --git a/developer/back-end/wen20200323/zouyuxi/03-29 to 04-03/SpringbootCache/pom.xml b/developer/back-end/wen20200323/zouyuxi/03-29 to 04-03/SpringbootCache/pom.xml
index 2fb2ad6..1382c15 100644
--- a/developer/back-end/wen20200323/zouyuxi/03-29 to 04-03/SpringbootCache/pom.xml	
+++ b/developer/back-end/wen20200323/zouyuxi/03-29 to 04-03/SpringbootCache/pom.xml	
@@ -33,7 +33,7 @@
         <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>