diff --git a/htdocs/adherents/ldap.php b/htdocs/adherents/ldap.php
index 3b8282c08e5..1f0d35d0b6e 100644
--- a/htdocs/adherents/ldap.php
+++ b/htdocs/adherents/ldap.php
@@ -24,7 +24,7 @@
 
 require("../main.inc.php");
 require_once(DOL_DOCUMENT_ROOT."/lib/member.lib.php");
-require_once(DOL_DOCUMENT_ROOT."/lib/ldap.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
 require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
 require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
 require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
diff --git a/htdocs/admin/ldap.php b/htdocs/admin/ldap.php
index 0f2db88c512..e9346abc5d2 100644
--- a/htdocs/admin/ldap.php
+++ b/htdocs/admin/ldap.php
@@ -29,7 +29,7 @@
 require("../main.inc.php");
 require_once(DOL_DOCUMENT_ROOT."/lib/admin.lib.php");
 require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/lib/ldap.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
 
 $langs->load("admin");
 
diff --git a/htdocs/admin/ldap_contacts.php b/htdocs/admin/ldap_contacts.php
index d4809e66452..b051abbce02 100644
--- a/htdocs/admin/ldap_contacts.php
+++ b/htdocs/admin/ldap_contacts.php
@@ -29,7 +29,7 @@
 require("../main.inc.php");
 require_once(DOL_DOCUMENT_ROOT."/lib/admin.lib.php");
 require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/lib/ldap.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
 require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
 
 $langs->load("admin");
diff --git a/htdocs/admin/ldap_groups.php b/htdocs/admin/ldap_groups.php
index 64f6635dbb7..615e172c80f 100644
--- a/htdocs/admin/ldap_groups.php
+++ b/htdocs/admin/ldap_groups.php
@@ -31,7 +31,7 @@ require_once(DOL_DOCUMENT_ROOT."/lib/admin.lib.php");
 require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
 require_once(DOL_DOCUMENT_ROOT."/user/class/usergroup.class.php");
 require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/lib/ldap.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
 
 $langs->load("admin");
 $langs->load("errors");
diff --git a/htdocs/admin/ldap_members.php b/htdocs/admin/ldap_members.php
index ebc3fe9b653..57688b35b91 100644
--- a/htdocs/admin/ldap_members.php
+++ b/htdocs/admin/ldap_members.php
@@ -31,7 +31,7 @@ require_once(DOL_DOCUMENT_ROOT."/lib/admin.lib.php");
 require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent.class.php");
 require_once(DOL_DOCUMENT_ROOT."/adherents/class/adherent_type.class.php");
 require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/lib/ldap.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
 
 $langs->load("admin");
 $langs->load("errors");
diff --git a/htdocs/admin/ldap_users.php b/htdocs/admin/ldap_users.php
index e6521f5399c..c8b9946ba87 100644
--- a/htdocs/admin/ldap_users.php
+++ b/htdocs/admin/ldap_users.php
@@ -31,7 +31,7 @@ require_once(DOL_DOCUMENT_ROOT."/lib/admin.lib.php");
 require_once(DOL_DOCUMENT_ROOT."/user/class/user.class.php");
 require_once(DOL_DOCUMENT_ROOT."/user/class/usergroup.class.php");
 require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/lib/ldap.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
 
 $langs->load("admin");
 $langs->load("errors");
diff --git a/htdocs/contact/ldap.php b/htdocs/contact/ldap.php
index 9ed2575ab86..c7aa3ea5038 100644
--- a/htdocs/contact/ldap.php
+++ b/htdocs/contact/ldap.php
@@ -26,7 +26,7 @@ require("../main.inc.php");
 require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
 require_once(DOL_DOCUMENT_ROOT."/lib/contact.lib.php");
 require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/lib/ldap.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
 
 $langs->load("companies");
 $langs->load("ldap");
diff --git a/htdocs/lib/ldap.lib.php b/htdocs/core/lib/ldap.lib.php
similarity index 98%
rename from htdocs/lib/ldap.lib.php
rename to htdocs/core/lib/ldap.lib.php
index 3c07b8917c7..c17409e0956 100644
--- a/htdocs/lib/ldap.lib.php
+++ b/htdocs/core/lib/ldap.lib.php
@@ -17,7 +17,7 @@
  */
 
 /**
- * \file       htdocs/lib/ldap.lib.php
+ * \file       htdocs/core/lib/ldap.lib.php
  * \brief      Ensemble de fonctions de base pour le module LDAP
  * \ingroup    ldap
  */
diff --git a/htdocs/user/group/ldap.php b/htdocs/user/group/ldap.php
index 03a21c341b5..564ce79fb9e 100644
--- a/htdocs/user/group/ldap.php
+++ b/htdocs/user/group/ldap.php
@@ -27,7 +27,7 @@ require_once(DOL_DOCUMENT_ROOT.'/user/class/usergroup.class.php');
 require_once(DOL_DOCUMENT_ROOT."/contact/class/contact.class.php");
 require_once(DOL_DOCUMENT_ROOT."/lib/usergroups.lib.php");
 require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/lib/ldap.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
 
 $langs->load("companies");
 $langs->load("ldap");
diff --git a/htdocs/user/ldap.php b/htdocs/user/ldap.php
index 45e15124204..e730d8f1979 100644
--- a/htdocs/user/ldap.php
+++ b/htdocs/user/ldap.php
@@ -25,7 +25,7 @@
 require("../main.inc.php");
 require_once(DOL_DOCUMENT_ROOT."/lib/usergroups.lib.php");
 require_once(DOL_DOCUMENT_ROOT."/core/class/ldap.class.php");
-require_once(DOL_DOCUMENT_ROOT."/lib/ldap.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/core/lib/ldap.lib.php");
 
 $langs->load("users");
 $langs->load("admin");