diff --git a/pagefind_ui/component/css/pagefind-component-ui.css b/pagefind_ui/component/css/pagefind-component-ui.css
index 5e9ef59a..3b591d2a 100644
--- a/pagefind_ui/component/css/pagefind-component-ui.css
+++ b/pagefind_ui/component/css/pagefind-component-ui.css
@@ -771,6 +771,7 @@ pagefind-modal-trigger {
 :is(*, #\#):is(*, #\#):is(*, #\#) .pf-checkbox-input {
     width: 16px;
     height: 16px;
+    flex-shrink: 0;
     margin: 0;
     accent-color: var(--pf-text);
     cursor: pointer;