diff --git a/web/api/src/main/java/org/onosproject/rest/resources/ApplicationsWebResource.java b/web/api/src/main/java/org/onosproject/rest/resources/ApplicationsWebResource.java
index 2f46933..82489f5 100644
--- a/web/api/src/main/java/org/onosproject/rest/resources/ApplicationsWebResource.java
+++ b/web/api/src/main/java/org/onosproject/rest/resources/ApplicationsWebResource.java
@@ -40,6 +40,7 @@
 import java.util.Set;
 
 import static org.onlab.util.Tools.nullIsNotFound;
+import static org.onlab.util.Tools.readTreeFromStream;
 
 /**
  * Manage inventory of applications.
@@ -97,7 +98,7 @@
     public Response installApp(InputStream raw) {
         Application app;
         try {
-            ObjectNode jsonTree = (ObjectNode) mapper().readTree(raw);
+            ObjectNode jsonTree = readTreeFromStream(mapper(), raw);
             URL url = new URL(jsonTree.get(URL).asText());
             boolean activate = false;
             if (jsonTree.has(ACTIVATE)) {