1 files changed, 1 insertions, 1 deletions
diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/OneApplicationResource.scala b/core/src/main/scala/org/apache/spark/status/api/v1/OneApplicationResource.scala
index d7e6a8b589..18c3e2f407 100644
--- a/core/src/main/scala/org/apache/spark/status/api/v1/OneApplicationResource.scala
+++ b/core/src/main/scala/org/apache/spark/status/api/v1/OneApplicationResource.scala
@@ -24,7 +24,7 @@ private[v1] class OneApplicationResource(uiRoot: UIRoot) {
 
   @GET
   def getApp(@PathParam("appId") appId: String): ApplicationInfo = {
-    val apps = uiRoot.getApplicationInfoList.find { _.id == appId }
+    val apps = uiRoot.getApplicationInfo(appId)
     apps.getOrElse(throw new NotFoundException("unknown app: " + appId))
   }