diff --git a/changelog/v1.json b/changelog/v1.json
index f020844bc95f..25cd89233fb7 100644
--- a/changelog/v1.json
+++ b/changelog/v1.json
@@ -1,4 +1,11 @@
 [
+  {
+    "children": {
+      "improvements": ["Improve error code."]
+    },
+    "date": "2025-01-20",
+    "version": "1.47.9"
+  },
   {
     "children": {
       "improvements": ["Add deepseek r1 model."]