diff --git a/src/octoprint/static/js/app/viewmodels/settings.js b/src/octoprint/static/js/app/viewmodels/settings.js
index 255fa6de..6653e0fe 100644
--- a/src/octoprint/static/js/app/viewmodels/settings.js
+++ b/src/octoprint/static/js/app/viewmodels/settings.js
@@ -561,7 +561,7 @@ $(function() {
 				}
 			});
 		};
-
+		
 		self.collectData = function (){
 			var data = ko.mapping.toJS(self.settings);
 			data = _.extend(data, {
@@ -624,6 +624,10 @@ $(function() {
 			});
 			return data;
 		};
+		
+		self.onAfterBinding = function(){
+			
+		};
 	};
 
     OCTOPRINT_VIEWMODELS.push([
diff --git a/src/octoprint/templates/dialogs/settings/serialconnection.jinja2 b/src/octoprint/templates/dialogs/settings/serialconnection.jinja2
index 4a6a979e..fcdf3da2 100644
--- a/src/octoprint/templates/dialogs/settings/serialconnection.jinja2
+++ b/src/octoprint/templates/dialogs/settings/serialconnection.jinja2
@@ -44,7 +44,7 @@
         <label class="control-label" for="settings-serialTimeoutCommunication">{{ _('Communication timeout') }}</label>
         <div class="controls">
             <div class="input-append">
-                <input type="number" step="any" min="0" class="input-mini text-right" data-bind="value: serial_timeoutCommunication" id="settings-serialTimeoutCommunication">
+                <input type="number" step="any" min="0" class="input-mini text-right" data-bind="event: {change: saveall}, value: serial_timeoutCommunication" id="settings-serialTimeoutCommunication">
                 <span class="add-on">s</span>
             </div>
         </div>