diff --git a/debian/changelog b/debian/changelog
index fdd909c535..0b7272b930 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -14,6 +14,8 @@ git-annex (5.20140128) UNRELEASED; urgency=medium
     meantime.
   * Added ways to configure rsync options to be used only when uploading
     or downloading from a remote. Useful to eg limit upload bandwidth.
+  * Document in man page that sshcaching uses ssh ControlMaster.
+    Closes: #737476
 
  -- Joey Hess <joeyh@debian.org>  Tue, 28 Jan 2014 13:57:19 -0400
 
diff --git a/doc/git-annex.mdwn b/doc/git-annex.mdwn
index ef935921bd..90774a74ba 100644
--- a/doc/git-annex.mdwn
+++ b/doc/git-annex.mdwn
@@ -1214,7 +1214,8 @@ Here are all the supported configuration settings.
 
 * `annex.sshcaching`
 
-  By default, git-annex caches ssh connections
+  By default, git-annex caches ssh connections using ssh's
+  ControlMaster and ControlPersist settings
   (if built using a new enough ssh). To disable this, set to `false`.
 
 * `annex.alwayscommit`