diff --git a/hawkbit-mgmt-resource/src/test/java/org/eclipse/hawkbit/mgmt/rest/resource/MgmtTargetResourceTest.java b/hawkbit-mgmt-resource/src/test/java/org/eclipse/hawkbit/mgmt/rest/resource/MgmtTargetResourceTest.java
index a528438bb..3cb9222aa 100644
--- a/hawkbit-mgmt-resource/src/test/java/org/eclipse/hawkbit/mgmt/rest/resource/MgmtTargetResourceTest.java
+++ b/hawkbit-mgmt-resource/src/test/java/org/eclipse/hawkbit/mgmt/rest/resource/MgmtTargetResourceTest.java
@@ -139,10 +139,10 @@ public class MgmtTargetResourceTest extends AbstractRestIntegrationTest {
     public void securityTokenIsNotInResponseIfMissingPermission() throws Exception {
 
         final String knownControllerId = "knownControllerId";
-        targetManagement.createTarget(entityFactory.generateTarget(knownControllerId));
+        final Target createTarget = targetManagement.createTarget(entityFactory.generateTarget(knownControllerId));
         mvc.perform(get(MgmtRestConstants.TARGET_V1_REQUEST_MAPPING + "/{targetId}", knownControllerId))
                 .andDo(MockMvcResultPrinter.print()).andExpect(status().isOk())
-                .andExpect(jsonPath("securityToken").doesNotExist());
+                .andExpect(jsonPath("securityToken", equalTo(null)));
     }
 
     @Test
diff --git a/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/configuration/RestConfiguration.java b/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/configuration/RestConfiguration.java
index e2c4ec2a1..73f7eed76 100644
--- a/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/configuration/RestConfiguration.java
+++ b/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/configuration/RestConfiguration.java
@@ -17,12 +17,15 @@ import org.springframework.beans.factory.FactoryBean;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Scope;
+import org.springframework.hateoas.config.EnableHypermediaSupport;
+import org.springframework.hateoas.config.EnableHypermediaSupport.HypermediaType;
 import org.springframework.web.context.WebApplicationContext;
 
 /**
  * Configuration for Rest api.
  */
 @Configuration
+@EnableHypermediaSupport(type = { HypermediaType.HAL })
 public class RestConfiguration {
 
     /**
diff --git a/pom.xml b/pom.xml
index e6ae80162..3db7372df 100644
--- a/pom.xml
+++ b/pom.xml
@@ -68,7 +68,7 @@
       <spring-cloud-connectors.version>1.2.0.RELEASE</spring-cloud-connectors.version>
       <spring-amqp.version>1.6.0.RELEASE</spring-amqp.version>
       <rabbitmq.version>3.6.2</rabbitmq.version>
-      <spring-security.version>4.1.0.RELEASE</spring-security.version>
+      <spring-security.version>4.1.1.RELEASE</spring-security.version>
       <!--  Support for MongoDB 3 -->
       <mongodb.version>3.2.2</mongodb.version>
       <!-- Spring boot version overrides - END -->
@@ -102,7 +102,6 @@
       <guava.version>19.0</guava.version>
       <mariadb-java-client.version>1.4.3</mariadb-java-client.version>
       <embedded-mongo.version>1.50.5</embedded-mongo.version>
-      <jersey-client.version>1.18.1</jersey-client.version>
       <javax.el-api.version>2.2.4</javax.el-api.version>
       <corn-cps.version>1.1.7</corn-cps.version>
       <jlorem.version>1.1</jlorem.version>
@@ -591,12 +590,6 @@
             <version>${allure.version}</version>
             <scope>test</scope>
          </dependency>
-         <dependency>
-            <groupId>com.sun.jersey</groupId>
-            <artifactId>jersey-client</artifactId>
-            <version>${jersey-client.version}</version>
-            <scope>test</scope>
-         </dependency>
          <dependency>
             <groupId>pl.pragmatists</groupId>
             <artifactId>JUnitParams</artifactId>