diff --git a/java-interview-tomcat/pom.xml b/java-interview-tomcat/pom.xml
old mode 100755
new mode 100644
index 5b5a3b2..12982a7
--- a/java-interview-tomcat/pom.xml
+++ b/java-interview-tomcat/pom.xml
@@ -80,7 +80,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.9</version>
+            <version>4.5.13</version>
         </dependency>