diff --git a/scss/content/_reboot.scss b/scss/content/_reboot.scss
index 7feb7b1cf2c5..81be6f5e0433 100644
--- a/scss/content/_reboot.scss
+++ b/scss/content/_reboot.scss
@@ -531,7 +531,8 @@ $reboot-mark-tokens: defaults(
   ::-webkit-datetime-edit-second-field,
   ::-webkit-datetime-edit-minute-field,
   ::-webkit-datetime-edit-hour-field,
-  ::-webkit-datetime-edit-ampm-field,
+  ::-webkit-datetime-edit-meridiem-field, // WebKit
+  ::-webkit-datetime-edit-ampm-field, // Chromium
   ::-webkit-datetime-edit-day-field,
   ::-webkit-datetime-edit-week-field,
   ::-webkit-datetime-edit-month-field,