diff --git a/module/install/lang/en.php b/module/install/lang/en.php
index cff52171a9..d6519df135 100644
--- a/module/install/lang/en.php
+++ b/module/install/lang/en.php
@@ -66,10 +66,10 @@ $lang->install->tmpRoot      = 'Temp File Directory';
 $lang->install->dataRoot     = 'Uploaded File Directory';
 $lang->install->session      = 'Session Save Path';
 $lang->install->sessionFail  = 'Edit the php.ini file to set session.save_path.';
-$lang->install->mkdirWin     = '<p>%s directory has to be created.<br /> Run <br /> mkdir %s</p> in command line.';
+$lang->install->mkdirWin     = '<p>%s directory has to be created.<br /> Run <br /> mkdir %s</p> command line.';
 $lang->install->chmodWin     = ' "%s" privilege has to be modified.';
-$lang->install->mkdirLinux   = '<p>%s directory has to be created.<br /> Run <br /> mkdir -p %s</p> in command line.';
-$lang->install->chmodLinux   = ' "%s" privilege has to be modified.<br /> Run <br />chmod o=rwx -R %s in command line.';
+$lang->install->mkdirLinux   = '<p>%s directory has to be created.<br /> Run <br /> mkdir -p %s</p> command line.';
+$lang->install->chmodLinux   = ' "%s" privilege has to be modified.<br /> Run <br />chmod o=rwx -R %s command line.';
 
 $lang->install->defaultLang    = 'Default Lang';
 $lang->install->dbHost         = 'Database Host';
@@ -108,16 +108,16 @@ $lang->install->errorEmptyPassword = 'Password should not be blank.';
 
 $lang->install->groupList['ADMIN']['name']  = 'Admin';
 $lang->install->groupList['ADMIN']['desc']  = 'System Admin';
-$lang->install->groupList['DEV']['name']    = 'R&D';
-$lang->install->groupList['DEV']['desc']    = 'R&D Team';
+$lang->install->groupList['DEV']['name']    = 'Dev';
+$lang->install->groupList['DEV']['desc']    = 'Dev Team';
 $lang->install->groupList['QA']['name']     = 'Testing';
 $lang->install->groupList['QA']['desc']     = 'Testing Team';
 $lang->install->groupList['PM']['name']     = 'Project Manager';
 $lang->install->groupList['PM']['desc']     = 'for Project Manager';
 $lang->install->groupList['PO']['name']     = 'Product Owner';
 $lang->install->groupList['PO']['desc']     = 'for Product Owner';
-$lang->install->groupList['TD']['name']     = 'R&D Supervisor';
-$lang->install->groupList['TD']['desc']     = 'for R&D Supervisor';
+$lang->install->groupList['TD']['name']     = 'Dev Supervisor';
+$lang->install->groupList['TD']['desc']     = 'for Dev Supervisor';
 $lang->install->groupList['PD']['name']     = 'Product Supervisor';
 $lang->install->groupList['PD']['desc']     = 'for Product Supervisor';
 $lang->install->groupList['QD']['name']     = 'Testing Supervisor';