diff --git a/scm-ui-components/packages/ui-components/src/MailLink.js b/scm-ui-components/packages/ui-components/src/MailLink.js
index 7d009cde85..e18264e85c 100644
--- a/scm-ui-components/packages/ui-components/src/MailLink.js
+++ b/scm-ui-components/packages/ui-components/src/MailLink.js
@@ -11,7 +11,7 @@ class MailLink extends React.Component<Props> {
     if (!address) {
       return null;
     }
-    return <a href={"mailto: " + address}>{address}</a>;
+    return <a href={"mailto:" + address}>{address}</a>;
   }
 }
 
diff --git a/scm-ui-components/packages/ui-components/src/repos/changesets/ChangesetAuthor.js b/scm-ui-components/packages/ui-components/src/repos/changesets/ChangesetAuthor.js
index 4035cbd899..b240bc1af2 100644
--- a/scm-ui-components/packages/ui-components/src/repos/changesets/ChangesetAuthor.js
+++ b/scm-ui-components/packages/ui-components/src/repos/changesets/ChangesetAuthor.js
@@ -2,13 +2,13 @@
 import React from "react";
 import type { Changeset } from "@scm-manager/ui-types";
 import { ExtensionPoint } from "@scm-manager/ui-extensions";
-import {translate} from "react-i18next";
+import { translate } from "react-i18next";
 
 type Props = {
   changeset: Changeset,
 
   // context props
-  t: (string) => string
+  t: string => string
 };
 
 class ChangesetAuthor extends React.Component<Props> {
@@ -28,7 +28,10 @@ class ChangesetAuthor extends React.Component<Props> {
   renderWithMail(name: string, mail: string) {
     const { t } = this.props;
     return (
-      <a href={"mailto: " + mail} title={t("changeset.author.mailto") + " " + mail}>
+      <a
+        href={"mailto:" + mail}
+        title={t("changeset.author.mailto") + " " + mail}
+      >
         {name}
       </a>
     );
@@ -44,7 +47,7 @@ class ChangesetAuthor extends React.Component<Props> {
           props={{ changeset: this.props.changeset }}
           renderAll={true}
         />
-    </>
+      </>
     );
   }
 }
diff --git a/scm-ui/src/users/components/table/UserRow.js b/scm-ui/src/users/components/table/UserRow.js
index 84bd1234fa..9cb55295fb 100644
--- a/scm-ui/src/users/components/table/UserRow.js
+++ b/scm-ui/src/users/components/table/UserRow.js
@@ -20,7 +20,7 @@ export default class UserRow extends React.Component<Props> {
         <td className="is-hidden-mobile">{this.renderLink(to, user.name)}</td>
         <td>{this.renderLink(to, user.displayName)}</td>
         <td>
-          <a href={`mailto: ${user.mail}`}>{user.mail}</a>
+          <a href={`mailto:${user.mail}`}>{user.mail}</a>
         </td>
         <td className="is-hidden-mobile">
           <input type="checkbox" id="active" checked={user.active} readOnly />