diff --git a/.gitignore b/.gitignore
index 862fe0a..9411085 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,4 +6,7 @@ sasjsbuild/
 **\ **
 
 # ignore the mc_* files - containing macros for individual libraries
-mc_*
\ No newline at end of file
+mc_*
+
+# ignore .env files as they can contain sasjs access tokens
+*.env*
\ No newline at end of file
diff --git a/sasjs/sasjsconfig.json b/sasjs/sasjsconfig.json
index cea7e36..192034e 100644
--- a/sasjs/sasjsconfig.json
+++ b/sasjs/sasjsconfig.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://cli.sasjs.io/sasjsconfig-schema.json",
   "macroFolders": ["base", "meta", "metax", "viya", "lua"],
-  "docConfig":{
+  "docConfig": {
     "displayMacroCore": false,
     "enableLineage": false,
     "doxyContent": {
@@ -9,5 +9,26 @@
       "logo": "Macro_core_website_1.png",
       "readMe": "../../README.md"
     }
-  }
+  },
+  "serviceConfig": {
+    "initProgram": "tests/testinit.sas"
+  },
+  "defaultTarget": "viya",
+  "targets": [
+    {
+      "name": "viya",
+      "serverUrl": "https://sas.analytium.co.uk",
+      "serverType": "SASVIYA",
+      "appLoc": "/Public/temp/macrocore",
+      "serviceConfig": {
+        "serviceFolders": ["tests/viya"],
+        "macroVars": {
+          "mcTestAppLoc": "/Public/temp/macrocore"
+        }
+      },
+      "deployConfig": {
+        "deployServicePack": true
+      }
+    }
+  ]
 }
diff --git a/tests/testinit.sas b/tests/testinit.sas
new file mode 100644
index 0000000..4daa961
--- /dev/null
+++ b/tests/testinit.sas
@@ -0,0 +1,8 @@
+/**
+  @file
+  @brief init file for tests
+
+**/
+
+/* location in metadata or SAS Drive for temporary files */
+%let mcTestAppLoc=/Public/temp/test;
\ No newline at end of file
diff --git a/tests/viya/mv_createwebservice.test.sas b/tests/viya/mv_createwebservice.test.sas
new file mode 100644
index 0000000..4abee82
--- /dev/null
+++ b/tests/viya/mv_createwebservice.test.sas
@@ -0,0 +1,24 @@
+/**
+  @file
+  @brief Testing mv_createwebservice macro
+
+  <h4> SAS Macros </h4>
+  @li mv_createwebservice.sas
+
+**/
+
+/**
+  * Test Case 1
+  * Send special char in a service
+  */
+
+filename testref temp;
+data _null_;
+  file testref;
+  put '01'x;
+run;
+%mv_createwebservice(
+  path=&mcTestAppLoc/tests/macros,
+  code=testref,
+  name=mv_createwebservice
+)
\ No newline at end of file
diff --git a/viya/mv_createwebservice.sas b/viya/mv_createwebservice.sas
index 704e30c..770dec4 100644
--- a/viya/mv_createwebservice.sas
+++ b/viya/mv_createwebservice.sas
@@ -46,9 +46,10 @@
     needs to be attached to the beginning of the service
   @param code= Fileref(s) of the actual code to be added
   @param access_token_var= The global macro variable to contain the access token
-  @param grant_type= valid values are "password" or "authorization_code" (unquoted).
-    The default is authorization_code.
-  @param replace= select NO to avoid replacing any existing service in that location
+  @param grant_type= valid values are "password" or "authorization_code"
+    (unquoted). The default is authorization_code.
+  @param replace= select NO to avoid replacing any existing service in that
+    location
   @param adapter= the macro uses the sasjs adapter by default.  To use another
     adapter, add a (different) fileref here.
   @param contextname= Choose a specific context on which to run the Job.  Leave
@@ -145,7 +146,8 @@ libname &libref1 JSON fileref=&fname1;
 
 data _null_;
   set &libref1..links;
-  if rel='members' then call symputx('membercheck',quote("&base_uri"!!trim(href)),'l');
+  if rel='members' then
+    call symputx('membercheck',quote("&base_uri"!!trim(href)),'l');
   else if rel='self' then call symputx('parentFolderUri',href,'l');
 run;
 data _null_;
@@ -592,6 +594,14 @@ run;
         rc =fput(fileid,'\');rc =fwrite(fileid);
         rc =fput(fileid,'\');rc =fwrite(fileid);
       end;
+      else if rec='01'x then do; /* Unprintable */
+        rc =fput(fileid,'\');rc =fwrite(fileid);
+        rc =fput(fileid,'u');rc =fwrite(fileid);
+        rc =fput(fileid,'0');rc =fwrite(fileid);
+        rc =fput(fileid,'0');rc =fwrite(fileid);
+        rc =fput(fileid,'0');rc =fwrite(fileid);
+        rc =fput(fileid,'1');rc =fwrite(fileid);
+      end;
       else do;
         rc =fput(fileid,rec);
         rc =fwrite(fileid);