diff --git a/resources/lang/en/general.php b/resources/lang/en/general.php
index 0399a53dab..c4abc19793 100644
--- a/resources/lang/en/general.php
+++ b/resources/lang/en/general.php
@@ -211,7 +211,7 @@
     'unknown_admin'			=> 'Unknown Admin',
     'username_format'		=> 'Username Format',
     'update'                => 'Update',
-    'upload_filetypes_help'      => 'Allowed filetypes are png, gif, jpg, jpeg, doc, docx, pdf, xls, txt, lic, xml, zip, rtf and rar. Max upload size allowed is :size.',
+    'upload_filetypes_help'      => 'Allowed filetypes are png, gif, jpg, jpeg, doc, docx, pdf, xls, xlsx, txt, lic, xml, zip, rtf and rar. Max upload size allowed is :size.',
     'uploaded'              => 'Uploaded',
     'user'					=> 'User',
     'accepted'			    => 'accepted',
diff --git a/resources/views/modals/upload-file.blade.php b/resources/views/modals/upload-file.blade.php
index 8d85646525..a5ee373cbb 100644
--- a/resources/views/modals/upload-file.blade.php
+++ b/resources/views/modals/upload-file.blade.php
@@ -19,7 +19,7 @@
 
                         <label class="btn btn-default">
                             {{ trans('button.select_file')  }}
-                            <input type="file" name="file[]" multiple="true" class="js-uploadFile" id="uploadFile" data-maxsize="{{ \App\Helpers\Helper::file_upload_max_size() }}" accept="image/*,.csv,.zip,.rar,.doc,.docx,.xls,.xml,.lic,.xlsx,application/vnd.openxmlformats-officedocument.spreadsheetml.sheet,application/vnd.ms-excel,text/plain,.pdf,application/rtf" style="display:none">
+                            <input type="file" name="file[]" multiple="true" class="js-uploadFile" id="uploadFile" data-maxsize="{{ \App\Helpers\Helper::file_upload_max_size() }}" accept="image/*,.csv,.zip,.rar,.doc,.docx,.xls,.xlsx,.xml,.lic,.xlsx,application/vnd.openxmlformats-officedocument.spreadsheetml.sheet,application/vnd.ms-excel,text/plain,.pdf,application/rtf" style="display:none">
                         </label>
 
                     </div>