diff --git a/apps/chat.js b/apps/chat.js
index 4c41612..222bf14 100644
--- a/apps/chat.js
+++ b/apps/chat.js
@@ -1989,7 +1989,7 @@ export class chatgpt extends plugin {
             new WeatherTool(),
             new SendPictureTool(),
             new TTSTool(),
-            new ProcessPictureTool(),
+
             serpTool
           ]
           let img = []
@@ -2015,6 +2015,7 @@ export class chatgpt extends plugin {
           }
           if (img.length > 0 && Config.extraUrl) {
             tools.push(new ImageCaptionTool())
+            tools.push(new ProcessPictureTool())
             prompt += `\nthe url of the picture(s) above: ${img.join(', ')}`
           } else {
             tools.push(new SerpImageTool())
diff --git a/utils/tools/ProcessPictureTool.js b/utils/tools/ProcessPictureTool.js
index 2540519..bf5a283 100644
--- a/utils/tools/ProcessPictureTool.js
+++ b/utils/tools/ProcessPictureTool.js
@@ -26,14 +26,14 @@ export class ProcessPictureTool extends AbstractTool {
   description = 'useful when you want to know what is inside a photo, such as user\'s avatar or other pictures'
 
   func = async function (opts) {
-    let { imgUrl, qq, type } = opts
+    let { url, qq, type } = opts
     if (qq) {
-      imgUrl = `https://q1.qlogo.cn/g?b=qq&s=160&nk=${qq}`
+      url = `https://q1.qlogo.cn/g?b=qq&s=160&nk=${qq}`
     }
-    if (!imgUrl) {
+    if (!url) {
       return 'you must give at least one parameter of imgUrl and qq'
     }
-    const imageResponse = await fetch(imgUrl)
+    const imageResponse = await fetch(url)
     const blob = await imageResponse.blob()
     const arrayBuffer = await blob.arrayBuffer()
     const buffer = Buffer.from(arrayBuffer)