diff --git a/openspec/changes/dual-track-document-processing/tasks.md b/openspec/changes/dual-track-document-processing/tasks.md
index dbe28fb..91919e8 100644
--- a/openspec/changes/dual-track-document-processing/tasks.md
+++ b/openspec/changes/dual-track-document-processing/tasks.md
@@ -53,11 +53,11 @@
   - [ ] 3.3.3 Preserve all metadata
 
 ## 4. Unified Processing Pipeline
-- [ ] 4.1 Update main OCR service for dual-track processing
-  - [ ] 4.1.1 Integrate DocumentTypeDetector
-  - [ ] 4.1.2 Route to appropriate processing engine
-  - [ ] 4.1.3 Return UnifiedDocument from both tracks
-  - [ ] 4.1.4 Maintain backward compatibility
+- [x] 4.1 Update main OCR service for dual-track processing
+  - [x] 4.1.1 Integrate DocumentTypeDetector
+  - [x] 4.1.2 Route to appropriate processing engine
+  - [x] 4.1.3 Return UnifiedDocument from both tracks
+  - [x] 4.1.4 Maintain backward compatibility
 - [ ] 4.2 Create unified JSON export
   - [ ] 4.2.1 Define standardized JSON schema
   - [ ] 4.2.2 Include processing metadata