diff --git a/style.css b/style.css
index 7e98a9f2d..4b00c2857 100644
--- a/style.css
+++ b/style.css
@@ -1452,7 +1452,7 @@ img#wpstats {
 /* Does the same thing as <meta name="viewport" content="width=device-width">,
  * but in the future W3C standard way. -ms- prefix is required for IE10+ to
  * render responsive styling in Windows 8 "snapped" views; IE10+ does not honor
- * the meta tag. See http://core.trac.wordpress.org/ticket/25888.
+ * the meta tag. See https://core.trac.wordpress.org/ticket/25888.
  */
 @-ms-viewport {
 	width: device-width;