diff --git a/FAC/FAC_SET.SRC b/FAC/FAC_SET.SRC
index 29e9c93e..99fa66ca 100644
--- a/FAC/FAC_SET.SRC
+++ b/FAC/FAC_SET.SRC
@@ -478,6 +478,7 @@ DEFINE_SETTING('FAC', 0001, 'WEB_PRSSYS', 'inline_actions_hamburger'
 DEFINE_SETTING('FAC', 0001, 'WEB_PRSSYS', 'inline_actions_mld'                    , 'number'                      , '1'                           , 'Show inline actions in MLD-list {0=No | 1=Yes | 2=Yes, but suppress in embedded lists}')
 DEFINE_SETTING('FAC', 0001, 'WEB_PRSSYS', 'kosten_klant_default'                  , 'number'                      , '1'                           , 'initial status of kosten klant checkbox { 0 - unchecked | 1 - checked }')
 DEFINE_SETTING('FAC', 0001, 'WEB_PRSSYS', 'login_remember_days'                   , 'number'                      , '30'                          , 'Days to remember login. { 0 disable }')
+DEFINE_SETTING('FAC', 0001, 'WEB_PRSSYS', 'login_use_email'                       , 'number'                      , '0'                           , 'use email to check user authentication { 0 - use oslogin | 1 - use email }')
 DEFINE_SETTING('FAC', 0001, 'WEB_PRSSYS', 'logoff_return_url'                     , 'string'                      , '../../'                      , 'Return url to go to after log off')
 DEFINE_SETTING('FAC', 0001, 'WEB_PRSSYS', 'max_horizontal_blocks'                 , 'number'                      , '3'                           , 'Max. horizontal blocks in detail-frames')
 DEFINE_SETTING('FAC', 0001, 'WEB_PRSSYS', 'max_tracking_length'                   , 'number'                      , '30'                          , 'Max. displayed length of single value in a tracking line, longer values are summarized')
diff --git a/PRS/PRS_TAB.SRC b/PRS/PRS_TAB.SRC
index f262dbef..43dfd9c4 100644
--- a/PRS/PRS_TAB.SRC
+++ b/PRS/PRS_TAB.SRC
@@ -649,7 +649,7 @@ CREATE_TABLE(prs_perslid,0)
         VARCHAR2(256)
         CONSTRAINT prs_c_prs_perslid_oslogin UNIQUE,
     prs_perslid_oslogin2
-        VARCHAR2(30)
+        VARCHAR2(256)
         CONSTRAINT prs_c_prs_perslid_oslogin2 UNIQUE,
     prs_perslid_salt
         VARCHAR2(32),
diff --git a/_UP/DB49to50.src b/_UP/DB49to50.src
index 989455d3..4af3204e 100644
--- a/_UP/DB49to50.src
+++ b/_UP/DB49to50.src
@@ -208,7 +208,9 @@ ALTER TABLE fac_imp_cnt
 
 /////////////////////////////////////////////////////////////////////////////////////////// DHLD#86034
 ALTER TABLE prs_perslid 
-     MODIFY prs_perslid_oslogin VARCHAR2(256);
+     MODIFY ( prs_perslid_oslogin  VARCHAR2(256)
+            , prs_perslid_oslogin2 VARCHAR2(256)
+            );
 ALTER TABLE fac_imp_perslid
      MODIFY prs_perslid_oslogin VARCHAR2(256);