diff --git a/sig/sig-devboard/sig_devboard.md b/sig/sig-devboard/sig_devboard.md
index 246835bee61a86839575f403c29365bb0c483f3a..8a906e59c888a82d03a5770645dce3013038628c 100644
--- a/sig/sig-devboard/sig_devboard.md
+++ b/sig/sig-devboard/sig_devboard.md
@@ -100,6 +100,8 @@ Note: The content of this SIG follows the convention described in OpenHarmony's
   - Unionman: https://gitee.com/openharmony-sig/vendor_unionpi
   - itcast: https://gitee.com/openharmony-sig/devboard_device_itcast_genkipi
   - itcast: https://gitee.com/openharmony-sig/devboard_vendor_itcast_genkipi
+  - waffle: https://gitee.com/openharmony-sig/devboard_waffle_nano
+
 
 ## SIG Members
 
diff --git a/sig/sig-devboard/sig_devboard_cn.md b/sig/sig-devboard/sig_devboard_cn.md
index 7884453b5932b421e8b2960d1beb2c75a1b13b24..636c27173d10dcd2291e8439c7a480ca0a326302 100644
--- a/sig/sig-devboard/sig_devboard_cn.md
+++ b/sig/sig-devboard/sig_devboard_cn.md
@@ -101,6 +101,7 @@
   - Unionman: https://gitee.com/openharmony-sig/vendor_unionpi
   - itcast: https://gitee.com/openharmony-sig/devboard_device_itcast_genkipi
   - itcast: https://gitee.com/openharmony-sig/devboard_vendor_itcast_genkipi
+  - waffle: https://gitee.com/openharmony-sig/devboard_waffle_nano
 
 ## SIG组成员
 
diff --git a/sig/sigs.json b/sig/sigs.json
index 08e8ef96eb83cc73a722de804decce1325d5728c..280f2f928f139f6802c764c2662ac81e2ee271f7 100644
--- a/sig/sigs.json
+++ b/sig/sigs.json
@@ -83,7 +83,8 @@
                 "https://gitee.com/openharmony-sig/device_unionpi",
                 "https://gitee.com/openharmony-sig/vendor_unionpi",
                 "https://gitee.com/openharmony-sig/devboard_device_itcast_genkipi",
-                "https://gitee.com/openharmony-sig/devboard_vendor_itcast_genkipi"
+                "https://gitee.com/openharmony-sig/devboard_vendor_itcast_genkipi",
+                "https://gitee.com/openharmony-sig/devboard_waffle_nano"
          ],
          "project-path":[
                 "device/st",
@@ -142,7 +143,8 @@
                 "device/unionman/unionpi",
                 "vendor/unionman/unionpi"
                 "device/itcast/genkipi",
-                "vendor/itcast/genkipi"
+                "vendor/itcast/genkipi",
+                "devboard_waffle_nano"
          ]
       },
       {