diff --git a/jquery.sketchable.memento.js b/jquery.sketchable.memento.js
index c80a371..daa00fb 100644
--- a/jquery.sketchable.memento.js
+++ b/jquery.sketchable.memento.js
@@ -220,7 +220,8 @@
          */
         undo: function() {
           var data = $(this).data(namespace);
-          return data.memento.undo();
+          data.memento.undo();
+          return $instance;
         },
         /**
          * Goes forward to the previous CANVAS state, if available.
@@ -230,7 +231,8 @@
          */
         redo: function() {
           var data = $(this).data(namespace);
-          return data.memento.redo();
+          data.memento.redo();
+          return $instance;
         },
         /**
          * Save a snapshot of the current CANVAS.
@@ -240,7 +242,8 @@
          */
         save: function() {
           var data = $(this).data(namespace);
-          return data.memento.save();
+          data.memento.save();
+          return $instance;
         },
         /**
          * Read current CANVAS state: `{ image:String, strokes:Array }`.
@@ -250,7 +253,8 @@
          */
         state: function() {
           var data = $(this).data(namespace);
-          return data.memento.state();
+          data.memento.state();
+          return $instance;
         },
         /**
          * Restore a CANVAS state.
@@ -263,7 +267,8 @@
          */
         restore: function(state) {
           var data = $(this).data(namespace);
-          return data.memento.restore(state);
+          data.memento.restore(state);
+          return $instance;
         },
       },
     });
diff --git a/sketchable.memento.js b/sketchable.memento.js
index 4962f85..d93b649 100644
--- a/sketchable.memento.js
+++ b/sketchable.memento.js
@@ -222,7 +222,8 @@
          */
         undo: function() {
           var data = dataBind(instance.elem)[namespace];
-          return data.memento.undo();
+          data.memento.undo();
+          return instance;
         },
         /**
          * Goes forward to the previous CANVAS state, if available.
@@ -232,7 +233,8 @@
          */
         redo: function() {
           var data = dataBind(instance.elem)[namespace];
-          return data.memento.redo();
+          data.memento.redo();
+          return instance;
         },
         /**
          * Save a snapshot of the current CANVAS.
@@ -242,7 +244,8 @@
          */
         save: function() {
           var data = dataBind(instance.elem)[namespace];
-          return data.memento.save();
+          data.memento.save();
+          return instance;
         },
         /**
          * Read current CANVAS state: `{ image:String, strokes:Array }`.
@@ -252,7 +255,8 @@
          */
         state: function() {
           var data = dataBind(instance.elem)[namespace];
-          return data.memento.state();
+          data.memento.state();
+          return instance;
         },
         /**
          * Restore a CANVAS state.
@@ -267,7 +271,8 @@
          */
         restore: function(state) {
           var data = dataBind(instance.elem)[namespace];
-          return data.memento.restore(state);
+          data.memento.restore(state);
+          return instance;
         },
       },
     });