diff --git a/src/plainui/static/plainui/js/modal.js b/src/plainui/static/plainui/js/modal.js
index 97371ee17070089af987ec3b3f73773a654415bc..857d8d2ae3601a174c16c7dcd5a578a93fa03a37 100644
--- a/src/plainui/static/plainui/js/modal.js
+++ b/src/plainui/static/plainui/js/modal.js
@@ -3,7 +3,7 @@ function showModal(title, content) {
     let root = document.createElement('div');
     root.innerHTML = `
 <div class="modal show modal-close" tabindex="-1" style="display:block;">
-    <div class="modal-dialog">
+    <div class="modal-dialog modal-lg">
       <div class="modal-content">
         <div class="modal-header">
           <h5 class="modal-title">${title}</h5>