diff --git a/change/@zhishuyun-hub-f6e13cb0-5e45-443f-aea4-394d6cdcd1a6.json b/change/@zhishuyun-hub-f6e13cb0-5e45-443f-aea4-394d6cdcd1a6.json
new file mode 100644
index 0000000..a973551
--- /dev/null
+++ b/change/@zhishuyun-hub-f6e13cb0-5e45-443f-aea4-394d6cdcd1a6.json
@@ -0,0 +1,7 @@
+{
+  "type": "patch",
+  "comment": "fix stream event and netlify build",
+  "packageName": "@zhishuyun/hub",
+  "email": "cqc@cuiqingcai.com",
+  "dependentChangeType": "patch"
+}
diff --git a/netlify.toml b/netlify.toml
index b505b3e..7be1bf7 100644
--- a/netlify.toml
+++ b/netlify.toml
@@ -1,5 +1,5 @@
 [build]
-  command = "vite build"
+  command = "vite build --mode=development"
   functions = "netlify/functions"
   publish = "dist"
 
diff --git a/src/operators/chat/operator.ts b/src/operators/chat/operator.ts
index 8e0658d..b6d5012 100644
--- a/src/operators/chat/operator.ts
+++ b/src/operators/chat/operator.ts
@@ -18,7 +18,7 @@ class ChatOperator {
       },
       baseURL: options.endpoint,
       responseType: 'stream',
-      onDownloadProgress: (event: AxiosProgressEvent) => {
+      onDownloadProgress: ({ event }: AxiosProgressEvent) => {
         const response = event.target.response;
         const lines = response.split('\r\n').filter((line: string) => !!line);
         const lastLine = lines[lines.length - 1];