diff --git a/extensions/openpower-pels/src.cpp b/extensions/openpower-pels/src.cpp
index c2edd90..13a3ae5 100644
--- a/extensions/openpower-pels/src.cpp
+++ b/extensions/openpower-pels/src.cpp
@@ -571,10 +571,10 @@
 {
     try
     {
-        auto systemType = dataIface.getSystemType();
+        auto systemNames = dataIface.getSystemNames();
 
         auto regCallouts = message::Registry::getCallouts(
-            regEntry.callouts.value(), systemType, additionalData);
+            regEntry.callouts.value(), systemNames, additionalData);
 
         for (const auto& regCallout : regCallouts)
         {