diff --git a/app/Controllers/ClientController.php b/app/Controllers/ClientController.php
index 7b570ae8..cad2b937 100755
--- a/app/Controllers/ClientController.php
+++ b/app/Controllers/ClientController.php
@@ -1004,8 +1004,8 @@ class ClientController extends AdminController
                 ]
             ],
             'short_name' => [
-                'rules' => 'required|regex_match[/^[a-zA-Z0-9_-]+$/]|min_length[2]|max_length[15]',
-                'errors' => [
+                    'rules' => 'required|regex_match[/^[a-zA-Z0-9_\- ]+$/]|min_length[2]|max_length[15]',                
+                    'errors' => [
                     'required'    => 'Client Short Name is required',
                     'regex_match' => 'Client Short Name can only contain letters, numbers, hyphens and underscores.',
                     'min_length'  => 'Client Short Name must be at least 2 characters.',
@@ -1119,7 +1119,7 @@ class ClientController extends AdminController
                 ]
             ],
             'short_name' => [
-                'rules' => 'required|regex_match[/^[a-zA-Z0-9_-]+$/]',
+               'rules' => 'required|regex_match[/^[a-zA-Z0-9_\- ]+$/]|min_length[2]|max_length[15]',
                 'errors' => [
                     'required'    => 'Client Short Name is required',
                     'regex_match' => 'Client Short Name can only contain letters, numbers, hyphens and underscores.',