diff --git a/src/wp-admin/css/forms.css b/src/wp-admin/css/forms.css
index 3616af66ff..8c02e01d52 100644
--- a/src/wp-admin/css/forms.css
+++ b/src/wp-admin/css/forms.css
@@ -68,7 +68,7 @@ input[type="url"] {
 /* Vertically align the number selector with the input. */
 input[type="number"] {
 	height: 28px;
-	line-height: inherit;
+	line-height: 1;
 }
 
 input[type="checkbox"],