diff --git a/bitbake/lib/toaster/toastergui/static/js/projectpage.js b/bitbake/lib/toaster/toastergui/static/js/projectpage.js
index 4536703649..21adf816c6 100644
--- a/bitbake/lib/toaster/toastergui/static/js/projectpage.js
+++ b/bitbake/lib/toaster/toastergui/static/js/projectpage.js
@@ -12,6 +12,8 @@ function projectPageInit(ctx) {
   var machineChangeFormToggle = $("#change-machine-toggle");
   var machineNameTitle = $("#project-machine-name");
   var machineChangeCancel = $("#cancel-machine-change");
+  var machineInputForm = $("#machine-input-form");
+  var invalidMachineNameHelp = $("#invalid-machine-name-help");
 
   var freqBuildBtn =  $("#freq-build-btn");
   var freqBuildList = $("#freq-build-list");
@@ -208,8 +210,23 @@ function projectPageInit(ctx) {
 
 
   /* Change machine functionality */
+  machineChangeInput.keyup(function(){
+    if ($(this).val().indexOf(' ') >= 0) {
+        machineChangeBtn.attr("disabled", "disabled");
+        invalidMachineNameHelp.show();
+        machineInputForm.addClass('has-error');
+    } else {
+        machineChangeBtn.removeAttr("disabled");
+        invalidMachineNameHelp.hide();
+        machineInputForm.removeClass('has-error');
+    }
+  });
 
   machineChangeFormToggle.click(function(){
+    machineChangeInput.val(machineNameTitle.text());
+    machineChangeBtn.removeAttr("disabled");
+    invalidMachineNameHelp.hide();
+    machineInputForm.removeClass('has-error');
     machineForm.slideDown();
     machineNameTitle.hide();
     $(this).hide();
diff --git a/bitbake/lib/toaster/toastergui/templates/project.html b/bitbake/lib/toaster/toastergui/templates/project.html
index 5abe241305..ab7e665b64 100644
--- a/bitbake/lib/toaster/toastergui/templates/project.html
+++ b/bitbake/lib/toaster/toastergui/templates/project.html
@@ -67,11 +67,12 @@
 
       <form id="select-machine-form" style="display:none;" class="form-inline">
         <span class="help-block">Machine suggestions come from the list of layers added to your project. If you don't see the machine you are looking for, <a href="{% url 'projectmachines' project.id %}">check the full list of machines</a></span>
-        <div class="form-group">
+        <div class="form-group" id="machine-input-form">
           <input class="form-control" id="machine-change-input" autocomplete="off" value="" data-provide="typeahead" data-minlength="1" data-autocomplete="off" type="text">
         </div>
         <button id="machine-change-btn" class="btn btn-default" type="button">Save</button>
         <a href="#" id="cancel-machine-change" class="btn btn-link">Cancel</a>
+        <span class="help-block text-danger" id="invalid-machine-name-help" style="display:none">A valid machine name cannot include spaces.</span>
         <p class="form-link"><a href="{% url 'projectmachines' project.id %}">View compatible machines</a></p>
       </form>
     </div>