diff --git a/web/app/components/workflow/collaboration/core/collaboration-manager.ts b/web/app/components/workflow/collaboration/core/collaboration-manager.ts
index 48f18b6461..90ca9b04fa 100644
--- a/web/app/components/workflow/collaboration/core/collaboration-manager.ts
+++ b/web/app/components/workflow/collaboration/core/collaboration-manager.ts
@@ -20,7 +20,7 @@ import type {
 } from '../types/collaboration'
 import { cloneDeep } from 'es-toolkit/object'
 import { isEqual } from 'es-toolkit/predicate'
-import { LoroDoc, LoroList, LoroMap, UndoManager } from 'loro-crdt/base64'
+import { LoroDoc, LoroList, LoroMap, UndoManager } from 'loro-crdt'
 import { CRDTProvider } from './crdt-provider'
 import { EventEmitter } from './event-emitter'
 import { emitWithAuthGuard, webSocketClient } from './websocket-manager'
diff --git a/web/vite.config.ts b/web/vite.config.ts
index 723f3f4c78..d17a6d4045 100644
--- a/web/vite.config.ts
+++ b/web/vite.config.ts
@@ -60,6 +60,10 @@ export default defineConfig(({ mode }) => {
           ],
     resolve: {
       tsconfigPaths: true,
+      alias: [
+        // Use the base64 build in Vite-based pipelines (vinext/vitest) to avoid wasm loader incompatibilities.
+        { find: /^loro-crdt$/, replacement: 'loro-crdt/base64' },
+      ],
     },
 
     // vinext related config