diff --git a/core/src/main/java/hudson/model/queue/AbstractSubTask.java b/core/src/main/java/hudson/model/queue/AbstractSubTask.java
index a031d9ef81f8beaa71dab99f9fa9600ceeaec09a..90110b751741e95297f60003bbc2141adc19379c 100644
--- a/core/src/main/java/hudson/model/queue/AbstractSubTask.java
+++ b/core/src/main/java/hudson/model/queue/AbstractSubTask.java
@@ -51,6 +51,6 @@ public abstract class AbstractSubTask implements SubTask {
     }
 
     public ResourceList getResourceList() {
-        return new ResourceList();
+        return ResourceList.EMPTY;
     }
 }