diff --git a/import/src/set-import.ts b/import/src/set-import.ts
index 12c672aa2..40a46858b 100644
--- a/import/src/set-import.ts
+++ b/import/src/set-import.ts
@@ -414,6 +414,7 @@ function similarFormes(
     break;
   case 'Terapagos':
     similar.formes = ['Terapagos-Stellar', 'Terapagos-Terastal'] as SpeciesName[];
+    similar.abilityChange = true;
     break;
   case 'Sirfetch\'d':
     similar.formes = ['Sirfetch’d'] as SpeciesName[];