diff --git a/Documentation/access-control.txt b/Documentation/access-control.txt
index 78acbd2ee7..23f6e72b98 100644
--- a/Documentation/access-control.txt
+++ b/Documentation/access-control.txt
@@ -1078,6 +1078,15 @@ Allow project creation.  This capability allows the granted group to
 either link:cmd-create-project.html[create new git projects via ssh]
 or via the web UI.
 
+[[capability_emailReviewers]]
+Email Reviewers
+~~~~~~~~~~~~~~~
+
+Allow or deny sending email to change reviewers and watchers.  This can be used
+to deny build bots from emailing reviewers and people who watch the change.
+Instead, only the authors of the change and those who starred it will be
+emailed.  The allow rules are evaluated before deny rules, however the default
+is to allow emailing, if no explicit rule is matched.
 
 [[capability_flushCaches]]
 Flush Caches
diff --git a/gerrit-common/src/main/java/com/google/gerrit/common/data/GlobalCapability.java b/gerrit-common/src/main/java/com/google/gerrit/common/data/GlobalCapability.java
index 64444b4dee..81d4fc9242 100644
--- a/gerrit-common/src/main/java/com/google/gerrit/common/data/GlobalCapability.java
+++ b/gerrit-common/src/main/java/com/google/gerrit/common/data/GlobalCapability.java
@@ -42,12 +42,13 @@ public class GlobalCapability {
   public static final String CREATE_PROJECT = "createProject";
 
   /**
-   * Denotes who may email change reviewers.
+   * Denotes who may email change reviewers and watchers.
    * <p>
    * This can be used to deny build bots from emailing reviewers and people who
-   * have starred the changed. Instead, only the authors of the change will be
-   * emailed. The allow rules are evaluated before deny rules, however the
-   * default is to allow emailing, if no explicit rule is matched.
+   * watch the change. Instead, only the authors of the change and those who
+   * starred it will be emailed. The allow rules are evaluated before deny
+   * rules, however the default is to allow emailing, if no explicit rule is
+   * matched.
    */
   public static final String EMAIL_REVIEWERS = "emailReviewers";