diff --git a/gerrit-server/src/main/java/com/google/gerrit/server/mail/send/OutgoingEmail.java b/gerrit-server/src/main/java/com/google/gerrit/server/mail/send/OutgoingEmail.java
index a4ac857129..465f13192b 100644
--- a/gerrit-server/src/main/java/com/google/gerrit/server/mail/send/OutgoingEmail.java
+++ b/gerrit-server/src/main/java/com/google/gerrit/server/mail/send/OutgoingEmail.java
@@ -362,7 +362,7 @@ public abstract class OutgoingEmail {
    * @param accountId user to fetch.
    * @return name/email of account; Anonymous Coward if unset or the server identity if null.
    */
-  public String getNameEmailFor(@Nullable Account.Id accountId) {
+  protected String getNameEmailFor(@Nullable Account.Id accountId) {
     if (accountId == null) {
       return String.format(
           "%s <%s>", args.gerritPersonIdent.getName(), args.gerritPersonIdent.getEmailAddress());
@@ -379,7 +379,7 @@ public abstract class OutgoingEmail {
    * @return name/email of account, username, or null if unset.
    */
   @Nullable
-  public String getUserNameEmailFor(@Nullable Account.Id accountId) {
+  protected String getUserNameEmailFor(@Nullable Account.Id accountId) {
     if (accountId == null) {
       return null;
     }