diff --git a/dashboard/src/components/AppInstallDialog.vue b/dashboard/src/components/AppInstallDialog.vue
index c20379721..8c821da64 100644
--- a/dashboard/src/components/AppInstallDialog.vue
+++ b/dashboard/src/components/AppInstallDialog.vue
@@ -327,7 +327,7 @@ defineExpose({
 }
 
 .step-detail {
-  width: 960px;
+  width: 800px;
 }
 
 .step-install {