diff --git a/ghost/admin/app/styles/patterns/global.css b/ghost/admin/app/styles/patterns/global.css
index 9d5ced4fcc..09b138857d 100644
--- a/ghost/admin/app/styles/patterns/global.css
+++ b/ghost/admin/app/styles/patterns/global.css
@@ -65,7 +65,9 @@ html {
     width: 100%;
     /* Prevent elastic scrolling on the whole page */
     height: 100%;
-    font: 62.5%/1.65 var(--font-family);
+    font-family: var(--font-family);
+    font-size: 62.5%;
+    line-height: 1.65;
 
     -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
 }