diff --git a/src/job-execution/WebJobExecutor.ts b/src/job-execution/WebJobExecutor.ts
index ef47598..bfe45ef 100644
--- a/src/job-execution/WebJobExecutor.ts
+++ b/src/job-execution/WebJobExecutor.ts
@@ -56,6 +56,10 @@ export class WebJobExecutor extends BaseJobExecutor {
 
       if (jobUri.length > 0) {
         apiUrl += '&_job=' + jobUri
+        /**
+         * Using both _job and _program parameters will cause a conflict in the JES web app, as it’s not clear whether or not the server should make the extra fetch for the job uri.
+         * To handle this, we add the extra underscore and recreate the _program variable in the SAS side of the SASjs adapter so it remains available for backend developers.
+         */
         apiUrl = apiUrl.replace('_program=', '__program=')
       }