diff --git a/wx-chat-bot/pom.xml b/wx-chat-bot/pom.xml
index a2d1879..842fe74 100644
--- a/wx-chat-bot/pom.xml
+++ b/wx-chat-bot/pom.xml
@@ -37,7 +37,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.6</version>
+            <version>4.5.13</version>
         </dependency>
 
         <dependency>