diff --git a/module/install/control.php b/module/install/control.php
index ddc9bcc88e..e6002ab2a7 100644
--- a/module/install/control.php
+++ b/module/install/control.php
@@ -416,10 +416,10 @@ class install extends control
             $this->lang->install->successNoticeLabel = str_replace('IPD', '', $this->lang->install->successNoticeLabel);
             $this->config->version                   = $editionName . str_replace(array('max', 'biz', 'ipd'), '', $this->config->version);
         }
-        elseif(strpos($this->config->version, 'ipd') === false)
+        elseif($this->config->edition != 'ipd')
         {
             $editionName           = $this->config->edition === 'open' ? $this->lang->pmsName : $this->lang->{$this->config->edition . 'Name'};
-            $this->config->version = $editionName . str_replace(array('max', 'biz'), '', $this->config->version);
+            $this->config->version = $editionName . str_replace(array('max', 'biz', 'ipd'), '', $this->config->version);
         }
 
         $canDelFile  = is_writable($this->app->getAppRoot() . 'www');