diff --git a/src/common/types/SatoshiBig.ts b/src/common/types/SatoshiBig.ts
index ca3929b9..c2a6f344 100644
--- a/src/common/types/SatoshiBig.ts
+++ b/src/common/types/SatoshiBig.ts
@@ -84,7 +84,7 @@ export default class SatoshiBig extends Big {
     return isRightZeroPadded ? '0' : btcString;
   }
 
-  toWeiNumberUnsafe(): bigint {
+  toSatoshiBigIntUnsafe(): bigint {
     return BigInt(this.toFixed(0));
   }