diff --git a/src/characters.ts b/src/characters.ts
index 637d773..60af507 100644
--- a/src/characters.ts
+++ b/src/characters.ts
@@ -30,9 +30,9 @@ const Effect = z.object({
     burn: z.optional(z.number().int()),
     confusion: z.optional(z.number().int()),
     stun: z.optional(z.number().int()),
-    resistanceChange: z.optional(z.number().int()),
-    accuracyChange: z.optional(z.number().int()),
-    speedChange: z.optional(z.number().int()),
+    resistanceChange: z.optional(PotencyStatus),
+    accuracyChange: z.optional(PotencyStatus),
+    speedChange: z.optional(PotencyStatus),
     function: z.optional(z.string())
 });
 type Effect = z.infer<typeof Effect>;