diff --git a/src/main/java/org/commcare/formplayer/services/MenuSessionRunnerService.java b/src/main/java/org/commcare/formplayer/services/MenuSessionRunnerService.java
index a9f41ab25..3c735f947 100644
--- a/src/main/java/org/commcare/formplayer/services/MenuSessionRunnerService.java
+++ b/src/main/java/org/commcare/formplayer/services/MenuSessionRunnerService.java
@@ -754,7 +754,7 @@ private void processEndpointArgumentsForVirualInstance(Endpoint endpoint,
                 if (instanceSrc.contentEquals(JR_SELECTED_ENTITIES_REFERENCE)) {
                     String[] selectedEntites = argumentValue.split(",");
                     String uuid = storeInSelectedEntitiesInstance(argument, selectedEntites);
-                    argumentValues.put(argument.getId(), uuid);
+                    argumentValues.put("instance_id_" + argument.getId(), uuid);
                 } else {
                     throw new RuntimeException(
                             "Invalid instance-src defined for argument " + argument.getId() + " for endpoint "
diff --git a/src/test/resources/archives/case_claim_with_multi_select/suite.xml b/src/test/resources/archives/case_claim_with_multi_select/suite.xml
index 14cb56e55..b0beb7ee9 100644
--- a/src/test/resources/archives/case_claim_with_multi_select/suite.xml
+++ b/src/test/resources/archives/case_claim_with_multi_select/suite.xml
@@ -288,7 +288,7 @@
     <stack>
       <push>
         <command value="'m1-auto-launch'"/>
-        <instance-datum id="selected_cases" value="$selected_cases"/>
+        <instance-datum id="selected_cases" value="$instance_id_selected_cases"/>
       </push>
     </stack>
   </endpoint>
@@ -296,12 +296,12 @@
     <argument id="selected_cases" instance-id="selected_cases" instance-src="jr://instance/selected-entities"/>
     <stack>
       <push>
-        <instance-datum id="selected_cases" value="$selected_cases"/>
+        <instance-datum id="selected_cases" value="$instance_id_selected_cases"/>
         <command value="'claim_command.case_list.selected_cases'"/>
       </push>
       <push>
         <command value="'m1-auto-launch'"/>
-        <instance-datum id="selected_cases" value="$selected_cases"/>
+        <instance-datum id="selected_cases" value="$instance_id_selected_cases"/>
       </push>
     </stack>
   </endpoint>