diff --git a/java/demo/pom.xml b/java/demo/pom.xml
index 46e337a..032863b 100644
--- a/java/demo/pom.xml
+++ b/java/demo/pom.xml
@@ -26,7 +26,7 @@
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>
 			<artifactId>httpclient</artifactId>
-			<version>4.5.10</version>
+			<version>4.5.13</version>
 		</dependency>
 		<dependency>
 			<groupId>com.alibaba</groupId>