diff --git a/src/types/common.ts b/src/types/common.ts
index 14092c2..5cd7b73 100644
--- a/src/types/common.ts
+++ b/src/types/common.ts
@@ -1,3 +1,2 @@
-type BaseNullValueRes = { valid: boolean };
-type NullValueRes<Key extends string, Type> = BaseNullValueRes & Record<Key, string | number>
-
+type BaseNullValueRes = { Valid: boolean };
+type NullValueRes<Key extends string, _> = BaseNullValueRes & Record<Key, string | number>
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