diff --git a/memcache-lock.inc b/memcache-lock.inc
index 85831970a486551cb1e1501719a88c3363cc9319..0d78cb4b2e6f247730a360778bd6ff586f623489 100644
--- a/memcache-lock.inc
+++ b/memcache-lock.inc
@@ -6,6 +6,8 @@
  * See includes/lock.inc for documenation
  */
 
+require_once dirname(__FILE__) . '/dmemcache.inc';
+
 /**
  * Initialize the locking system.
  */
diff --git a/memcache-session.inc b/memcache-session.inc
index a0137aeec9a40805b4154bfc80e7379cebaf4d6e..8f5c86ad7bf100de829b4e5c371aabc24a9ffe99 100644
--- a/memcache-session.inc
+++ b/memcache-session.inc
@@ -1,7 +1,5 @@
 <?php
 
-require_once dirname(__FILE__) . '/dmemcache.inc';
-
 /**
  * @file
  * User session handling functions.
@@ -9,6 +7,8 @@ require_once dirname(__FILE__) . '/dmemcache.inc';
  * An alternative to includes/session.inc.
  */
 
+require_once dirname(__FILE__) . '/dmemcache.inc';
+
 /**
  * Implement hook_user() using a required module's namespace since memcache is 
  * not a module and thus can't implement hooks directly.
diff --git a/memcache.inc b/memcache.inc
index be479d3d102b62ee92219b485b827c4795d5ca6e..cd938d5eb00079c99ac6ef89db8fd6d36ce1f41b 100644
--- a/memcache.inc
+++ b/memcache.inc
@@ -1,6 +1,6 @@
 <?php
 
-require_once 'dmemcache.inc';
+require_once dirname(__FILE__) . '/dmemcache.inc';
 
 /**
  * Defines the period after which wildcard clears are not considered valid.