diff --git a/tracer-sample-with-httpclient/pom.xml b/tracer-sample-with-httpclient/pom.xml
index 11ac306..8334854 100644
--- a/tracer-sample-with-httpclient/pom.xml
+++ b/tracer-sample-with-httpclient/pom.xml
@@ -28,7 +28,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.3</version>
+            <version>4.5.13</version>
         </dependency>
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>