diff --git a/app/javascript/src/styles/common/simple_form.scss b/app/javascript/src/styles/common/simple_form.scss
index a4110122b..7bc47d360 100644
--- a/app/javascript/src/styles/common/simple_form.scss
+++ b/app/javascript/src/styles/common/simple_form.scss
@@ -154,6 +154,11 @@ form.one-line-form {
 }
 
 div.ui-dialog {
+  textarea, input[type="text"] {
+    width: 100%;
+    max-width: 100%;
+  }
+
   form.simple_form {
     margin-bottom: 0;