diff --git a/lib/actions/ProjectCreate.js b/lib/actions/ProjectCreate.js
index 7ba9ca1d2..dc8434c4b 100644
--- a/lib/actions/ProjectCreate.js
+++ b/lib/actions/ProjectCreate.js
@@ -183,10 +183,10 @@ class ProjectCreate extends SPlugin {
         domain:            {
           description: 'Enter a project domain (used for serverless regional bucket names): '.yellow,
           default:     'myapp.com',
-          message:     'Please enter a valid domain',
+          message:     'Domain must only contain lowercase letters, numbers, periods and dashes',
           required:    true,
           conform:     function(bucket) {
-            let re = /^(?!:\/\/)([a-zA-Z0-9][a-zA-Z0-9-]+\.)?[a-zA-Z0-9][a-zA-Z0-9-]+\.[a-zA-Z]{2,15}?$/i;
+            let re = /^[a-z0-9-.]+$/;
             return re.test(bucket);
           },
         },
@@ -319,9 +319,9 @@ class ProjectCreate extends SPlugin {
     }
     
     // validate domain
-    let domainRegex = /^(?!:\/\/)([a-zA-Z0-9][a-zA-Z0-9-]+\.)?[a-zA-Z0-9][a-zA-Z0-9-]+\.[a-zA-Z]{2,15}?$/i;
+    let domainRegex = /^[a-z0-9-.]+$/;
     if(!domainRegex.test(this.evt.domain)) {
-      return BbPromise.reject(new SError('Please enter a valid domain'));
+      return BbPromise.reject(new SError('Domain must only contain lowercase letters, numbers, periods and dashes'));
     }
     
     // Append unique id if domain is default