diff --git a/src/index.js b/src/index.js
index f7473a723..29e752289 100644
--- a/src/index.js
+++ b/src/index.js
@@ -181,6 +181,9 @@ VirtualMachine.prototype.importFromJson = function (json) {
         var target = sprite.createClone();
         this.runtime.targets.push(target);
         for (x in obj.sprites[i]) {
+            if (x == "sprite") {
+                continue;
+            }
             target[x] = obj.sprites[y];
         }
     }