diff --git a/src/wp-admin/css/press-this.css b/src/wp-admin/css/press-this.css
index c913dc8cbf..62bc7440f5 100644
--- a/src/wp-admin/css/press-this.css
+++ b/src/wp-admin/css/press-this.css
@@ -357,7 +357,7 @@ strong {
 }
 
 .preview-button {
-	margin-right: 1em;
+	margin-right: 5px;
 }
 
 .button-reset {