diff --git a/all.sas b/all.sas
index 59d4742..4fb9750 100644
--- a/all.sas
+++ b/all.sas
@@ -1141,18 +1141,19 @@ or %index(&pgm,/tests/testteardown)
   @author Allan Bowe
 **/
 
-%macro mf_getuser(type=META
+%macro mf_getuser(
 )/*/STORE SOURCE*/;
-  %local user metavar;
-  %if &type=OS %then %let metavar=_secureusername;
-  %else %let metavar=_metaperson;
+  %local user;
 
-  %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %let user=&SYS_COMPUTE_SESSION_OWNER;
-  %else %if %symexist(&metavar) %then %do;
-    %if %length(&&&metavar)=0 %then %let user=&sysuserid;
+  %if %symexist(_sasjs_username) %then %let user=&_sasjs_username;
+  %else %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %do;
+    %let user=&SYS_COMPUTE_SESSION_OWNER;
+  %end;
+  %else %if %symexist(_metaperson) %then %do;
+    %if %length(&_metaperson)=0 %then %let user=&sysuserid;
     /* sometimes SAS will add @domain extension - remove for consistency */
     /* but be sure to quote in case of usernames with commas */
-    %else %let user=%unquote(%scan(%quote(&&&metavar),1,@));
+    %else %let user=%unquote(%scan(%quote(&_metaperson),1,@));
   %end;
   %else %let user=&sysuserid;
 
@@ -15243,18 +15244,19 @@ data _null_;
   put '%end; ';
   put '%mend mp_jsonout; ';
   put ' ';
-  put '%macro mf_getuser(type=META ';
+  put '%macro mf_getuser( ';
   put ')/*/STORE SOURCE*/; ';
-  put '  %local user metavar; ';
-  put '  %if &type=OS %then %let metavar=_secureusername; ';
-  put '  %else %let metavar=_metaperson; ';
+  put '  %local user; ';
   put ' ';
-  put '  %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %let user=&SYS_COMPUTE_SESSION_OWNER; ';
-  put '  %else %if %symexist(&metavar) %then %do; ';
-  put '    %if %length(&&&metavar)=0 %then %let user=&sysuserid; ';
+  put '  %if %symexist(_sasjs_username) %then %let user=&_sasjs_username; ';
+  put '  %else %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %do; ';
+  put '    %let user=&SYS_COMPUTE_SESSION_OWNER; ';
+  put '  %end; ';
+  put '  %else %if %symexist(_metaperson) %then %do; ';
+  put '    %if %length(&_metaperson)=0 %then %let user=&sysuserid; ';
   put '    /* sometimes SAS will add @domain extension - remove for consistency */ ';
   put '    /* but be sure to quote in case of usernames with commas */ ';
-  put '    %else %let user=%unquote(%scan(%quote(&&&metavar),1,@)); ';
+  put '    %else %let user=%unquote(%scan(%quote(&_metaperson),1,@)); ';
   put '  %end; ';
   put '  %else %let user=&sysuserid; ';
   put ' ';
@@ -19952,18 +19954,19 @@ data _null_;
   put '%end; ';
   put '%mend mp_jsonout; ';
   put ' ';
-  put '%macro mf_getuser(type=META ';
+  put '%macro mf_getuser( ';
   put ')/*/STORE SOURCE*/; ';
-  put '  %local user metavar; ';
-  put '  %if &type=OS %then %let metavar=_secureusername; ';
-  put '  %else %let metavar=_metaperson; ';
+  put '  %local user; ';
   put ' ';
-  put '  %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %let user=&SYS_COMPUTE_SESSION_OWNER; ';
-  put '  %else %if %symexist(&metavar) %then %do; ';
-  put '    %if %length(&&&metavar)=0 %then %let user=&sysuserid; ';
+  put '  %if %symexist(_sasjs_username) %then %let user=&_sasjs_username; ';
+  put '  %else %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %do; ';
+  put '    %let user=&SYS_COMPUTE_SESSION_OWNER; ';
+  put '  %end; ';
+  put '  %else %if %symexist(_metaperson) %then %do; ';
+  put '    %if %length(&_metaperson)=0 %then %let user=&sysuserid; ';
   put '    /* sometimes SAS will add @domain extension - remove for consistency */ ';
   put '    /* but be sure to quote in case of usernames with commas */ ';
-  put '    %else %let user=%unquote(%scan(%quote(&&&metavar),1,@)); ';
+  put '    %else %let user=%unquote(%scan(%quote(&_metaperson),1,@)); ';
   put '  %end; ';
   put '  %else %let user=&sysuserid; ';
   put ' ';
@@ -22294,18 +22297,19 @@ data _null_;
   put '%end; ';
   put '%mend mp_jsonout; ';
   put ' ';
-  put '%macro mf_getuser(type=META ';
+  put '%macro mf_getuser( ';
   put ')/*/STORE SOURCE*/; ';
-  put '  %local user metavar; ';
-  put '  %if &type=OS %then %let metavar=_secureusername; ';
-  put '  %else %let metavar=_metaperson; ';
+  put '  %local user; ';
   put ' ';
-  put '  %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %let user=&SYS_COMPUTE_SESSION_OWNER; ';
-  put '  %else %if %symexist(&metavar) %then %do; ';
-  put '    %if %length(&&&metavar)=0 %then %let user=&sysuserid; ';
+  put '  %if %symexist(_sasjs_username) %then %let user=&_sasjs_username; ';
+  put '  %else %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %do; ';
+  put '    %let user=&SYS_COMPUTE_SESSION_OWNER; ';
+  put '  %end; ';
+  put '  %else %if %symexist(_metaperson) %then %do; ';
+  put '    %if %length(&_metaperson)=0 %then %let user=&sysuserid; ';
   put '    /* sometimes SAS will add @domain extension - remove for consistency */ ';
   put '    /* but be sure to quote in case of usernames with commas */ ';
-  put '    %else %let user=%unquote(%scan(%quote(&&&metavar),1,@)); ';
+  put '    %else %let user=%unquote(%scan(%quote(&_metaperson),1,@)); ';
   put '  %end; ';
   put '  %else %let user=&sysuserid; ';
   put ' ';
diff --git a/base/mf_getuser.sas b/base/mf_getuser.sas
index 338950c..8172acb 100755
--- a/base/mf_getuser.sas
+++ b/base/mf_getuser.sas
@@ -23,18 +23,19 @@
   @author Allan Bowe
 **/
 
-%macro mf_getuser(type=META
+%macro mf_getuser(
 )/*/STORE SOURCE*/;
-  %local user metavar;
-  %if &type=OS %then %let metavar=_secureusername;
-  %else %let metavar=_metaperson;
+  %local user;
 
-  %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %let user=&SYS_COMPUTE_SESSION_OWNER;
-  %else %if %symexist(&metavar) %then %do;
-    %if %length(&&&metavar)=0 %then %let user=&sysuserid;
+  %if %symexist(_sasjs_username) %then %let user=&_sasjs_username;
+  %else %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %do;
+    %let user=&SYS_COMPUTE_SESSION_OWNER;
+  %end;
+  %else %if %symexist(_metaperson) %then %do;
+    %if %length(&_metaperson)=0 %then %let user=&sysuserid;
     /* sometimes SAS will add @domain extension - remove for consistency */
     /* but be sure to quote in case of usernames with commas */
-    %else %let user=%unquote(%scan(%quote(&&&metavar),1,@));
+    %else %let user=%unquote(%scan(%quote(&_metaperson),1,@));
   %end;
   %else %let user=&sysuserid;
 
diff --git a/meta/mm_createwebservice.sas b/meta/mm_createwebservice.sas
index 984e04c..3b28565 100644
--- a/meta/mm_createwebservice.sas
+++ b/meta/mm_createwebservice.sas
@@ -315,18 +315,19 @@ data _null_;
   put '%end; ';
   put '%mend mp_jsonout; ';
   put ' ';
-  put '%macro mf_getuser(type=META ';
+  put '%macro mf_getuser( ';
   put ')/*/STORE SOURCE*/; ';
-  put '  %local user metavar; ';
-  put '  %if &type=OS %then %let metavar=_secureusername; ';
-  put '  %else %let metavar=_metaperson; ';
+  put '  %local user; ';
   put ' ';
-  put '  %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %let user=&SYS_COMPUTE_SESSION_OWNER; ';
-  put '  %else %if %symexist(&metavar) %then %do; ';
-  put '    %if %length(&&&metavar)=0 %then %let user=&sysuserid; ';
+  put '  %if %symexist(_sasjs_username) %then %let user=&_sasjs_username; ';
+  put '  %else %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %do; ';
+  put '    %let user=&SYS_COMPUTE_SESSION_OWNER; ';
+  put '  %end; ';
+  put '  %else %if %symexist(_metaperson) %then %do; ';
+  put '    %if %length(&_metaperson)=0 %then %let user=&sysuserid; ';
   put '    /* sometimes SAS will add @domain extension - remove for consistency */ ';
   put '    /* but be sure to quote in case of usernames with commas */ ';
-  put '    %else %let user=%unquote(%scan(%quote(&&&metavar),1,@)); ';
+  put '    %else %let user=%unquote(%scan(%quote(&_metaperson),1,@)); ';
   put '  %end; ';
   put '  %else %let user=&sysuserid; ';
   put ' ';
diff --git a/server/ms_createwebservice.sas b/server/ms_createwebservice.sas
index ea678ce..0896d9c 100644
--- a/server/ms_createwebservice.sas
+++ b/server/ms_createwebservice.sas
@@ -317,18 +317,19 @@ data _null_;
   put '%end; ';
   put '%mend mp_jsonout; ';
   put ' ';
-  put '%macro mf_getuser(type=META ';
+  put '%macro mf_getuser( ';
   put ')/*/STORE SOURCE*/; ';
-  put '  %local user metavar; ';
-  put '  %if &type=OS %then %let metavar=_secureusername; ';
-  put '  %else %let metavar=_metaperson; ';
+  put '  %local user; ';
   put ' ';
-  put '  %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %let user=&SYS_COMPUTE_SESSION_OWNER; ';
-  put '  %else %if %symexist(&metavar) %then %do; ';
-  put '    %if %length(&&&metavar)=0 %then %let user=&sysuserid; ';
+  put '  %if %symexist(_sasjs_username) %then %let user=&_sasjs_username; ';
+  put '  %else %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %do; ';
+  put '    %let user=&SYS_COMPUTE_SESSION_OWNER; ';
+  put '  %end; ';
+  put '  %else %if %symexist(_metaperson) %then %do; ';
+  put '    %if %length(&_metaperson)=0 %then %let user=&sysuserid; ';
   put '    /* sometimes SAS will add @domain extension - remove for consistency */ ';
   put '    /* but be sure to quote in case of usernames with commas */ ';
-  put '    %else %let user=%unquote(%scan(%quote(&&&metavar),1,@)); ';
+  put '    %else %let user=%unquote(%scan(%quote(&_metaperson),1,@)); ';
   put '  %end; ';
   put '  %else %let user=&sysuserid; ';
   put ' ';
diff --git a/viya/mv_createwebservice.sas b/viya/mv_createwebservice.sas
index c71c69a..a398e87 100644
--- a/viya/mv_createwebservice.sas
+++ b/viya/mv_createwebservice.sas
@@ -459,18 +459,19 @@ data _null_;
   put '%end; ';
   put '%mend mp_jsonout; ';
   put ' ';
-  put '%macro mf_getuser(type=META ';
+  put '%macro mf_getuser( ';
   put ')/*/STORE SOURCE*/; ';
-  put '  %local user metavar; ';
-  put '  %if &type=OS %then %let metavar=_secureusername; ';
-  put '  %else %let metavar=_metaperson; ';
+  put '  %local user; ';
   put ' ';
-  put '  %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %let user=&SYS_COMPUTE_SESSION_OWNER; ';
-  put '  %else %if %symexist(&metavar) %then %do; ';
-  put '    %if %length(&&&metavar)=0 %then %let user=&sysuserid; ';
+  put '  %if %symexist(_sasjs_username) %then %let user=&_sasjs_username; ';
+  put '  %else %if %symexist(SYS_COMPUTE_SESSION_OWNER) %then %do; ';
+  put '    %let user=&SYS_COMPUTE_SESSION_OWNER; ';
+  put '  %end; ';
+  put '  %else %if %symexist(_metaperson) %then %do; ';
+  put '    %if %length(&_metaperson)=0 %then %let user=&sysuserid; ';
   put '    /* sometimes SAS will add @domain extension - remove for consistency */ ';
   put '    /* but be sure to quote in case of usernames with commas */ ';
-  put '    %else %let user=%unquote(%scan(%quote(&&&metavar),1,@)); ';
+  put '    %else %let user=%unquote(%scan(%quote(&_metaperson),1,@)); ';
   put '  %end; ';
   put '  %else %let user=&sysuserid; ';
   put ' ';