diff --git a/packages/mongo-livedata/observe_changes_tests.js b/packages/mongo-livedata/observe_changes_tests.js
index 3ea7ab33f4..1831718afc 100644
--- a/packages/mongo-livedata/observe_changes_tests.js
+++ b/packages/mongo-livedata/observe_changes_tests.js
@@ -173,7 +173,7 @@ if (Meteor.isServer) {
     var c = makeCollection();
     withCallbackLogger(test, ["added", "changed", "removed"], Meteor.isServer, function (logger) {
       var handle = c.find({ mac: 1, cheese: 2 },
-                          {fields:{noodles: 1, bacon: 1}}).observeChanges(logger);
+                          {fields:{noodles: 1, bacon: 1, eggs: 1}}).observeChanges(logger);
       var barid = c.insert({thing: "stuff", mac: 1, cheese: 2});
       logger.expectResultOnly("added", [barid, {}]);
 
@@ -184,7 +184,11 @@ if (Meteor.isServer) {
       c.update(fooid, {noodles: "alright", potatoes: "tasty", apples: "ok", mac: 1, cheese: 2});
       logger.expectResultOnly("changed",
                               [fooid, {noodles: "alright", bacon: undefined}]);
+
+      // Doesn't get update event, since modifies only hidden fields
       c.update(fooid, {noodles: "alright", potatoes: "meh", apples: "ok", mac: 1, cheese: 2});
+      logger.expectNoResult();
+
       c.remove(fooid);
       logger.expectResultOnly("removed", [fooid]);
       c.remove(barid);
@@ -198,6 +202,29 @@ if (Meteor.isServer) {
       onComplete();
     });
   });
+
+  Tinytest.addAsync("observeChanges - unordered - specific fields + modify on excluded fields", function (test, onComplete) {
+    var c = makeCollection();
+    withCallbackLogger(test, ["added", "changed", "removed"], Meteor.isServer, function (logger) {
+      var handle = c.find({ mac: 1, cheese: 2 },
+                          {fields:{noodles: 1, bacon: 1, eggs: 1}}).observeChanges(logger);
+      var fooid = c.insert({noodles: "good", bacon: "bad", apples: "ok", mac: 1, cheese: 2});
+
+      logger.expectResultOnly("added", [fooid, {noodles: "good", bacon: "bad"}]);
+
+
+      // Noodles go into shadow, mac appears as eggs
+      c.update(fooid, {$rename: { noodles: 'shadow', apples: 'eggs' }});
+      logger.expectResultOnly("changed",
+                              [fooid, {eggs:"ok", noodles: undefined}]);
+
+      c.remove(fooid);
+      logger.expectResultOnly("removed", [fooid]);
+      logger.expectNoResult();
+      handle.stop();
+      onComplete();
+    });
+  });
 }