diff --git a/packages/backend-core/src/cache/docWritethrough.ts b/packages/backend-core/src/cache/docWritethrough.ts
index 14b186271c..5454362343 100644
--- a/packages/backend-core/src/cache/docWritethrough.ts
+++ b/packages/backend-core/src/cache/docWritethrough.ts
@@ -51,7 +51,7 @@ docWritethroughProcessorQueue.process(async message => {
   const lockResponse = await locks.doWithLock(
     {
       type: LockType.TRY_TWICE,
-      name: LockName.PERSIST_WRITETHROUGH,
+      name: LockName.PERSIST_DOC_WRITETHROUGH,
       resource: cacheKeyPrefix,
       ttl: Duration.fromSeconds(60).toMs(),
     },
diff --git a/packages/types/src/sdk/locks.ts b/packages/types/src/sdk/locks.ts
index c7c028a135..67de109657 100644
--- a/packages/types/src/sdk/locks.ts
+++ b/packages/types/src/sdk/locks.ts
@@ -23,6 +23,7 @@ export enum LockName {
   APP_MIGRATION = "app_migrations",
   PROCESS_AUTO_COLUMNS = "process_auto_columns",
   PROCESS_USER_INVITE = "process_user_invite",
+  PERSIST_DOC_WRITETHROUGH = "persist_doc_writethrough",
 }
 
 export type LockOptions = {