diff --git a/_quarto.yml b/_quarto.yml
index 2b0f4c35..09b435fa 100644
--- a/_quarto.yml
+++ b/_quarto.yml
@@ -119,33 +119,34 @@ book:
       chapters:
       - contents/conclusion/conclusion.qmd
     - text: "---"  
-    - part: REFERENCES
-      chapters: 
-        - references.qmd
-    - text: "---"  
     # LABS
     - part: LABS
     # nicla vision
     - part: contents/labs/arduino/nicla_vision/nicla_vision.qmd
       chapters:
       - contents/labs/arduino/nicla_vision/setup/setup.qmd
-      - contents/labs/arduino/nicla_vision/kws/kws.qmd
       - contents/labs/arduino/nicla_vision/image_classification/image_classification.qmd
       - contents/labs/arduino/nicla_vision/object_detection/object_detection.qmd
+      - contents/labs/arduino/nicla_vision/kws/kws.qmd
       - contents/labs/arduino/nicla_vision/motion_classification/motion_classification.qmd
     # xiao sense
     - part: contents/labs/seeed/xiao_esp32s3/xiao_esp32s3.qmd
       chapters:
       - contents/labs/seeed/xiao_esp32s3/setup/setup.qmd
-      - contents/labs/seeed/xiao_esp32s3/kws/kws.qmd
       - contents/labs/seeed/xiao_esp32s3/image_classification/image_classification.qmd
+      - contents/labs/seeed/xiao_esp32s3/object_detection/object_detection.qmd
+      - contents/labs/seeed/xiao_esp32s3/kws/kws.qmd
       - contents/labs/seeed/xiao_esp32s3/motion_classification/motion_classification.qmd
     - part: contents/labs/shared/shared.qmd
       chapters:
       - contents/labs/shared/kws_feature_eng/kws_feature_eng.qmd
       - contents/labs/shared/dsp_spectral_features_block/dsp_spectral_features_block.qmd
-
-    - text: "---"
+    - text: "---"  
+    # REFERENCES
+    - part: REFERENCES
+      chapters: 
+        - references.qmd
+    - text: "---"  
   appendices:
       - contents/tools.qmd
       - contents/zoo_datasets.qmd