diff --git a/src/data/pokemon-species.ts b/src/data/pokemon-species.ts
index 5883bac3fc8..8473f7788e3 100644
--- a/src/data/pokemon-species.ts
+++ b/src/data/pokemon-species.ts
@@ -1051,7 +1051,11 @@ export default class PokemonSpecies extends PokemonSpeciesForm implements Locali
       caughtAttr += DexAttr.VARIANT_2;
       caughtAttr += DexAttr.VARIANT_3;
     }
-    caughtAttr += DexAttr.DEFAULT_FORM;
+
+    // Summing successive bigints for each obtainable form
+    caughtAttr += this.forms
+      .map((f, index) => f.isUnobtainable ? 0n : 128n * 2n ** BigInt(index))
+      .reduce((acc, val) => acc + val, 0n);
 
     return caughtAttr;
   }