diff --git a/addons/web/static/lib/novajs/src/nova.js b/addons/web/static/lib/novajs/src/nova.js
index 1c8bd397eb7..c90a1ca2800 100644
--- a/addons/web/static/lib/novajs/src/nova.js
+++ b/addons/web/static/lib/novajs/src/nova.js
@@ -316,12 +316,12 @@ nova = (function() {
             _.each(map, function(val, key) {
                 var tmp = self.__getterSetterInternalMap[key];
                 self.__getterSetterInternalMap[key] = val;
-                self.trigger("changed:" + key, {
+                self.trigger("change:" + key, self, {
                     oldValue: tmp,
-                    newValue: val,
-                    source: self
+                    newValue: val
                 });
             });
+            self.trigger("change", self);
         },
         get: function(key) {
             return this.__getterSetterInternalMap[key];
diff --git a/addons/web/static/lib/novajs/test/test.js b/addons/web/static/lib/novajs/test/test.js
index 4ae3418212e..363f2794fb9 100644
--- a/addons/web/static/lib/novajs/test/test.js
+++ b/addons/web/static/lib/novajs/test/test.js
@@ -89,12 +89,12 @@ test("base", function() {
     x.set({test: 1});
     equal(x.get("test"), 1);
     var tmp = 0;
-    x.bind("changed:test", y, function(arg) {
+    x.bind("change:test", y, function(model, options) {
         tmp = 1;
-        equal(arg.oldValue, 1);
-        equal(arg.newValue, 2);
+        equal(options.oldValue, 1);
+        equal(options.newValue, 2);
         equal(x.get("test"), 2);
-        equal(arg.source, x);
+        equal(model, x);
     });
     x.set({test: 2});
     equal(tmp, 1);