diff --git a/Documentation/config.txt b/Documentation/config.txt
index df091d1b8a..877eda960d 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -543,8 +543,8 @@ rerere.enabled::
 	Activate recording of resolved conflicts, so that identical
 	conflict hunks can be resolved automatically, should they
 	be encountered again.  linkgit:git-rerere[1] command is by
-	default enabled, but can be disabled by setting this option to
-	false.
+	default enabled if you create `rr-cache` directory under
+	`$GIT_DIR`, but can be disabled by setting this option to false.
 
 gitcvs.enabled::
 	Whether the CVS server interface is enabled for this repository.
diff --git a/Documentation/git-rerere.txt b/Documentation/git-rerere.txt
index 3793267dad..a53858e250 100644
--- a/Documentation/git-rerere.txt
+++ b/Documentation/git-rerere.txt
@@ -22,6 +22,10 @@ automerge results and corresponding hand-resolve results on the
 initial manual merge, and later by noticing the same automerge
 results and applying the previously recorded hand resolution.
 
+[NOTE]
+You need to set the configuration variable rerere.enabled to
+enable this command.
+
 
 COMMANDS
 --------
diff --git a/Makefile b/Makefile
index 21c80e6bf7..82e9cd6267 100644
--- a/Makefile
+++ b/Makefile
@@ -1187,3 +1187,4 @@ check-docs::
 #
 check-builtins::
 	./check-builtins.sh
+