diff --git a/src/services/pis.services.ts b/src/services/pis.services.ts
index d919a89..433fc77 100644
--- a/src/services/pis.services.ts
+++ b/src/services/pis.services.ts
@@ -64,8 +64,8 @@ async function findPartialMatchByTiploc(tiplocArray: string[]) {
   const pipeline = [
     {
       $addFields: {
-        reversedStops: {
-          $reverseArray: "$stops",
+        reversedTiplocs: {
+          $reverseArray: "$tiplocs",
         },
         reversedQueryArray: {
           $reverseArray: tiplocArray,
@@ -78,7 +78,7 @@ async function findPartialMatchByTiploc(tiplocArray: string[]) {
           $gt: [
             {
               $indexOfArray: [
-                "$reversedStops",
+                "$reversedTiplocs",
                 {
                   $arrayElemAt: ["$reversedQueryArray", 0],
                 }
@@ -95,7 +95,7 @@ async function findPartialMatchByTiploc(tiplocArray: string[]) {
         skipStops: {
           $subtract: [
             {
-              $size: "$stops",
+              $size: "$tiplocs",
             },
             {
               $size: tiplocArray,