diff --git a/spring-boot-study-httpclient/pom.xml b/spring-boot-study-httpclient/pom.xml
index 99a6380..118859b 100644
--- a/spring-boot-study-httpclient/pom.xml
+++ b/spring-boot-study-httpclient/pom.xml
@@ -27,7 +27,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.3</version>
+            <version>4.5.13</version>
         </dependency>
 
         <dependency>