diff --git a/pom.xml b/pom.xml
index 38b35c34..113061e9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -260,6 +260,11 @@ under the License.
       <artifactId>httpclient</artifactId>
       <version>4.5.12</version>
     </dependency>
+    <dependency>
+      <groupId>org.apache.httpcomponents</groupId>
+      <artifactId>httpcore</artifactId>
+      <version>4.4.13</version>
+    </dependency>
 
     <dependency>
       <groupId>com.thoughtworks.qdox</groupId>