diff --git a/src/datepicker.js b/src/datepicker.js
index 77d0c58..0200b68 100644
--- a/src/datepicker.js
+++ b/src/datepicker.js
@@ -60,6 +60,16 @@ define(
                     $(element)[widgetName]('setDate', newValue);
                 });
 
+                // When input value is changed update the observable as well
+                ko.utils.registerEventHandler(element, 'change', function() {
+                    var date = $(element)[widgetName]('getDate');
+                    
+                    // If the date is changed in datepicker
+                    if(options.value && options.value() - date !== 0) {
+                        options.value($(element)[widgetName]('getDate'));
+                    }
+                });
+
                 ko.utils.domNodeDisposal.addDisposeCallback(element, function () {
                     subscription.dispose();
                 });