diff --git a/src/data/balance/tms.ts b/src/data/balance/tms.ts
index 36d5fd3cee3..56b449ba82b 100644
--- a/src/data/balance/tms.ts
+++ b/src/data/balance/tms.ts
@@ -68440,9 +68440,12 @@ interface SpeciesTmMoves {
 function flipTmSpecies(tmSpecies: TmSpecies): SpeciesTmMoves {
   const flipped: SpeciesTmMoves = {};
 
-  for (const move in Object.keys(tmSpecies)) {
+  for (const move in tmSpecies) {
     const moveKey = Number(move);
-    const speciesList = tmSpecies[moveKey];
+    console.log(move, moveKey);
+    const speciesList = tmSpecies[move];
+    console.log(tmSpecies);
+    console.log(speciesList, tmSpecies[0]);
 
     for (const species of speciesList) {
       const speciesKey = Number(species);