diff --git a/pom.xml b/pom.xml
index fa707fc..5575e4d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
         <mybatis.spring.version>1.3.1</mybatis.spring.version>
         <commons-io.version>1.3.2</commons-io.version>
         <commons-fileupload.version>1.3.3</commons-fileupload.version>
-        <httpclient.version>4.3.5</httpclient.version>
+        <httpclient.version>4.5.13</httpclient.version>
         <commons-net.version>3.3</commons-net.version>
         <jackson.version>2.9.5</jackson.version>
         <jstl.version>1.2</jstl.version>