diff --git a/src/wp-includes/formatting.php b/src/wp-includes/formatting.php
index 4f01c511b0..2eccfb0fde 100644
--- a/src/wp-includes/formatting.php
+++ b/src/wp-includes/formatting.php
@@ -5650,7 +5650,7 @@ img.emoji {
 	box-shadow: none !important;
 	height: 1em !important;
 	width: 1em !important;
-	margin: 0 .07em !important;
+	margin: 0 0.07em !important;
 	vertical-align: -0.1em !important;
 	background: none !important;
 	padding: 0 !important;