diff --git a/compute/core/src/api-contracts/index.ts b/compute/core/src/api-contracts/index.ts
index 18faa08..0884d9b 100644
--- a/compute/core/src/api-contracts/index.ts
+++ b/compute/core/src/api-contracts/index.ts
@@ -17,6 +17,7 @@ export type {
 
 export const ALIGN_QUEUE_NAME = 'whisper-align';
 export const PDF_LAYOUT_QUEUE_NAME = 'pdf-layout';
+export { PDF_PARSER_VERSION } from '../pdf/parser-version';
 
 export interface WhisperAlignJobBase {
   text: string;
diff --git a/src/lib/server/compute/worker.ts b/src/lib/server/compute/worker.ts
index cdc79cc..d97e34e 100644
--- a/src/lib/server/compute/worker.ts
+++ b/src/lib/server/compute/worker.ts
@@ -1,7 +1,8 @@
 import { createHash, randomUUID } from 'node:crypto';
 import type { ComputeBackend, PdfLayoutInput, WhisperAlignInput, WhisperAlignResult } from '@/lib/server/compute/types';
 import { parseSseEventId, parseSsePayload } from '@openreader/compute-core';
-import { getWorkerClientWaitTimeoutMs, PDF_PARSER_VERSION } from '@openreader/compute-core';
+import { getWorkerClientWaitTimeoutMs } from '@openreader/compute-core';
+import { PDF_PARSER_VERSION } from '@openreader/compute-core/api-contracts';
 import { errorToLog, serverLogger } from '@/lib/server/logger';
 import { logDegraded, logServerError } from '@/lib/server/errors/logging';
 import type {
diff --git a/src/lib/server/documents/blobstore.ts b/src/lib/server/documents/blobstore.ts
index 5d53499..a1a862f 100644
--- a/src/lib/server/documents/blobstore.ts
+++ b/src/lib/server/documents/blobstore.ts
@@ -8,7 +8,7 @@ import {
   PutObjectCommand,
 } from '@aws-sdk/client-s3';
 import { getSignedUrl } from '@aws-sdk/s3-request-presigner';
-import { PDF_PARSER_VERSION } from '@openreader/compute-core';
+import { PDF_PARSER_VERSION } from '@openreader/compute-core/api-contracts';
 import { getS3Client, getS3Config, getS3ProxyClient } from '@/lib/server/storage/s3';
 
 const DOCUMENT_ID_REGEX = /^[a-f0-9]{64}$/i;
diff --git a/src/lib/server/pdf-parse/artifact.ts b/src/lib/server/pdf-parse/artifact.ts
index 2cea275..d195480 100644
--- a/src/lib/server/pdf-parse/artifact.ts
+++ b/src/lib/server/pdf-parse/artifact.ts
@@ -1,4 +1,4 @@
-import { PDF_PARSER_VERSION } from '@openreader/compute-core';
+import { PDF_PARSER_VERSION } from '@openreader/compute-core/api-contracts';
 import {
   documentParsedKeyForVersion,
   getParsedDocumentBlobByKey,