diff --git a/base/mf_getplatform.sas b/base/mf_getplatform.sas
index 02d368e..4d20dbd 100644
--- a/base/mf_getplatform.sas
+++ b/base/mf_getplatform.sas
@@ -22,6 +22,12 @@
 )/*/STORE SOURCE*/;
 %local a b c;
 %if &switch.NONE=NONE %then %do;
+  %if %symexist(sasjsprocessmode) %then %do;
+    %if &sasjsprocessmode=Stored Program %then %do;
+      SASJS
+      %return;
+    %end;
+  %end;
   %if %symexist(sysprocessmode) %then %do;
     %if "&sysprocessmode"="SAS Object Server"
     or "&sysprocessmode"= "SAS Compute Server" %then %do;
diff --git a/base/mp_streamfile.sas b/base/mp_streamfile.sas
index 9d3a65c..2cbfab3 100644
--- a/base/mp_streamfile.sas
+++ b/base/mp_streamfile.sas
@@ -55,7 +55,7 @@ data _null_;
 run;
 
 %if &contentype=CSV %then %do;
-  %if &platform=SASMETA and &streamweb=1 %then %do;
+  %if (&platform=SASMETA and &streamweb=1) or &platform=SASJS %then %do;
     data _null_;
       rc=stpsrv_header('Content-type','application/csv');
       rc=stpsrv_header('Content-disposition',"attachment; filename=&outname");
@@ -69,7 +69,7 @@ run;
 %end;
 %else %if &contentype=EXCEL %then %do;
   /* suitable for XLS format */
-  %if &platform=SASMETA and &streamweb=1 %then %do;
+  %if (&platform=SASMETA and &streamweb=1) or &platform=SASJS %then %do;
     data _null_;
       rc=stpsrv_header('Content-type','application/vnd.ms-excel');
       rc=stpsrv_header('Content-disposition',"attachment; filename=&outname");
@@ -82,7 +82,7 @@ run;
   %end;
 %end;
 %else %if &contentype=GIF or &contentype=JPEG or &contentype=PNG %then %do;
-  %if &platform=SASMETA and &streamweb=1 %then %do;
+  %if (&platform=SASMETA and &streamweb=1) or &platform=SASJS %then %do;
     data _null_;
       rc=stpsrv_header('Content-type',"image/%lowcase(&contenttype)");
     run;
@@ -99,7 +99,7 @@ run;
   %end;
 %end;
 %else %if &contentype=TEXT %then %do;
-  %if &platform=SASMETA and &streamweb=1 %then %do;
+  %if (&platform=SASMETA and &streamweb=1) or &platform=SASJS %then %do;
     data _null_;
       rc=stpsrv_header('Content-type','application/text');
       rc=stpsrv_header('Content-disposition',"attachment; filename=&outname");
@@ -112,7 +112,7 @@ run;
   %end;
 %end;
 %else %if &contentype=WOFF or &contentype=WOFF2 or &contentype=TTF %then %do;
-  %if &platform=SASMETA and &streamweb=1 %then %do;
+  %if (&platform=SASMETA and &streamweb=1) or &platform=SASJS %then %do;
     data _null_;
       rc=stpsrv_header('Content-type',"font/%lowcase(&contenttype)");
     run;
@@ -123,7 +123,7 @@ run;
   %end;
 %end;
 %else %if &contentype=XLSX %then %do;
-  %if &platform=SASMETA and &streamweb=1 %then %do;
+  %if (&platform=SASMETA and &streamweb=1) or &platform=SASJS %then %do;
     data _null_;
       rc=stpsrv_header('Content-type',
         'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
@@ -138,7 +138,7 @@ run;
   %end;
 %end;
 %else %if &contentype=ZIP %then %do;
-  %if &platform=SASMETA and &streamweb=1 %then %do;
+  %if (&platform=SASMETA and &streamweb=1) or &platform=SASJS %then %do;
     data _null_;
       rc=stpsrv_header('Content-type','application/zip');
       rc=stpsrv_header('Content-disposition',"attachment; filename=&outname");