diff --git a/obp-api/pom.xml b/obp-api/pom.xml
index ec3347328..e03e8bec7 100644
--- a/obp-api/pom.xml
+++ b/obp-api/pom.xml
@@ -489,7 +489,7 @@
             <forkMode>once</forkMode>
             <junitxml>.</junitxml>
             <filereports>WDF TestSuite.txt</filereports>
-            <argLine>-Drun.mode=test -XX:MaxPermSize=128m -Xms512m -Xmx512m</argLine>
+            <argLine>-Drun.mode=test -XX:MaxMetaspaceSize=512m -Xms512m -Xmx512m</argLine>
             <tagsToExclude>code.external</tagsToExclude>
         </configuration>
         <executions>
diff --git a/obp-api/src/main/resources/props/sample.props.template b/obp-api/src/main/resources/props/sample.props.template
index 11100b121..28d8df5f8 100644
--- a/obp-api/src/main/resources/props/sample.props.template
+++ b/obp-api/src/main/resources/props/sample.props.template
@@ -1151,4 +1151,7 @@ dynamic_code_compile_validate_dependencies=[\
       classOf[ResourceDoc].getTypeName -> "getPathParams",\
       "scala.reflect.runtime.package\$" -> "universe",\
       PractiseEndpoint.getClass.getTypeName + "*" -> "*"\
-]
\ No newline at end of file
+]
+
+## when api response json field value in the json array, the field will be excluded
+excluded.response.field.values=["String", "", null, []]
\ No newline at end of file
diff --git a/obp-api/src/main/scala/code/api/util/APIUtil.scala b/obp-api/src/main/scala/code/api/util/APIUtil.scala
index a02a8440f..e9bd2832d 100644
--- a/obp-api/src/main/scala/code/api/util/APIUtil.scala
+++ b/obp-api/src/main/scala/code/api/util/APIUtil.scala
@@ -573,23 +573,31 @@ object APIUtil extends MdcLoggable with CustomJsonFormats{
 
   def successJsonResponseNewStyle(cc: Any, callContext: Option[CallContext], httpCode : Int = 200)(implicit headers: CustomResponseHeaders = CustomResponseHeaders(Nil)) : JsonResponse = {
     val jsonAst: JValue = ApiSession.processJson((Extraction.decompose(cc)), callContext)
+
+    // exclude all values that defined in props "excluded.response.field.values"
+    val excludedFieldValues = APIUtil.getPropsValue("excluded.response.field.values").map[JArray](it => json.parse(it).asInstanceOf[JArray])
+    val jsonValue = excludedFieldValues match {
+      case Full(JArray(arr:List[JValue])) =>
+        JsonUtils.deleteFieldRec(jsonAst)(v => arr.contains(v.value))
+      case _ => jsonAst
+    }
     callContext match {
       case Some(c) if c.httpCode.isDefined && c.httpCode.get == 204 =>
         val httpBody = None
         val jwsHeaders: CustomResponseHeaders = getSignRequestHeadersNewStyle(callContext,httpBody)
         JsonResponse(JsRaw(""), getHeaders() ::: headers.list ::: jwsHeaders.list, Nil, 204)
       case Some(c) if c.httpCode.isDefined =>
-        val httpBody = Full(JsonAST.compactRender(jsonAst))
+        val httpBody = Full(JsonAST.compactRender(jsonValue))
         val jwsHeaders: CustomResponseHeaders = getSignRequestHeadersNewStyle(callContext,httpBody)
-        JsonResponse(jsonAst, getHeaders() ::: headers.list ::: jwsHeaders.list, Nil, c.httpCode.get)
+        JsonResponse(jsonValue, getHeaders() ::: headers.list ::: jwsHeaders.list, Nil, c.httpCode.get)
       case Some(c) if c.verb.toUpperCase() == "DELETE" =>
         val httpBody = None
         val jwsHeaders: CustomResponseHeaders = getSignRequestHeadersNewStyle(callContext,httpBody)
         JsonResponse(JsRaw(""), getHeaders() ::: headers.list ::: jwsHeaders.list, Nil, 204)
       case _ =>
-        val httpBody = Full(JsonAST.compactRender(jsonAst))
+        val httpBody = Full(JsonAST.compactRender(jsonValue))
         val jwsHeaders: CustomResponseHeaders = getSignRequestHeadersNewStyle(callContext,httpBody)
-        JsonResponse(jsonAst, getHeaders() ::: headers.list ::: jwsHeaders.list, Nil, httpCode)
+        JsonResponse(jsonValue, getHeaders() ::: headers.list ::: jwsHeaders.list, Nil, httpCode)
     }
   }
 
diff --git a/obp-commons/pom.xml b/obp-commons/pom.xml
index 5b77b1493..98a387989 100644
--- a/obp-commons/pom.xml
+++ b/obp-commons/pom.xml
@@ -97,7 +97,7 @@
                     <forkMode>once</forkMode>
                     <junitxml>.</junitxml>
                     <filereports>WDF TestSuite.txt</filereports>
-                    <argLine>-Drun.mode=test -XX:MaxPermSize=128m -Xms512m -Xmx512m</argLine>
+                    <argLine>-Drun.mode=test -XX:MaxMetaspaceSize=512m -Xms512m -Xmx512m</argLine>
                     <tagsToExclude>code.external</tagsToExclude>
                 </configuration>
                 <executions>