Minor tweak

Author: javiereguiluz

components/lock.rst

@@ -365,6 +365,11 @@ Store                                                       Scope   Blocking  Ex
 :ref:`ZookeeperStore <lock-store-zookeeper>`                remote  no        no       no
 ==========================================================  ======  ========  ======== =======
 
+.. tip::
+
+    A special ``InMemoryStore`` is available for saving locks in memory during
+    a process, and can be useful for testing.
+
 .. _lock-store-flock:
 
 FlockStore
@@ -667,14 +672,6 @@ PHP process is terminated::
     Zookeeper does not require a TTL as the nodes used for locking are ephemeral
     and die when the PHP process is terminated.
 
-InMemoryStore
-~~~~~~~~~~~~~
-
-.. tip::
-
-    An ``InMemoryStore`` is available for saving lock in memory during a process,
-    and can be useful for testing.
-
 Reliability
 -----------