diff --git a/weixin4j-base/pom.xml b/weixin4j-base/pom.xml
index 6059f214..38c6089d 100644
--- a/weixin4j-base/pom.xml
+++ b/weixin4j-base/pom.xml
@@ -38,7 +38,7 @@
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>
 			<artifactId>httpclient</artifactId>
-			<version>4.3</version>
+			<version>4.3.6</version>
 			<optional>true</optional>
 		</dependency>
 		<dependency>