diff --git a/dashboard/src/components/AppInstallDialog.vue b/dashboard/src/components/AppInstallDialog.vue
index 4b61c8c11..566cee1a2 100644
--- a/dashboard/src/components/AppInstallDialog.vue
+++ b/dashboard/src/components/AppInstallDialog.vue
@@ -289,7 +289,7 @@ defineExpose({
 }
 
 .step-detail {
-  width: 1024px;
+  width: 960px;
 }
 
 .step-install {