diff --git a/src/backend/internal/model/db_cipher.test.ts b/src/backend/internal/model/db_cipher.test.ts
index 196c2115..c8c8d6e9 100644
--- a/src/backend/internal/model/db_cipher.test.ts
+++ b/src/backend/internal/model/db_cipher.test.ts
@@ -11,7 +11,6 @@ import {
   encryptConfigValue,
   isSealedCiphertext,
   resolveDbCipher,
-  type DbCipher,
 } from "../../pkg/crypto"
 import { readCipher } from "./store/backend"
 import { memoryDriver } from "./store/driver/memory"