diff --git a/styles/components/_modal.scss b/styles/components/_modal.scss
index 96893906..561c5c33 100644
--- a/styles/components/_modal.scss
+++ b/styles/components/_modal.scss
@@ -218,6 +218,7 @@ body {
   &.wide {
     .modal__dialog {
       max-width: 90rem;
+      width: 100%;
     }
 
     .modal__body {