diff --git a/css/roles-dropdown.css b/css/roles-dropdown.css
index b574d35..1e463da 100644
--- a/css/roles-dropdown.css
+++ b/css/roles-dropdown.css
@@ -167,7 +167,7 @@ button.roles-btn-mini {
   border-bottom-left-radius: 4px;
 }
 .roles-btn-group > .roles-btn:last-child,
-.roles-btn-group > .dropdown-toggle {
+.roles-btn-group > .roles-dropdown-toggle {
   -webkit-border-top-right-radius: 4px;
   -moz-border-radius-topright: 4px;
   border-top-right-radius: 4px;
@@ -181,11 +181,11 @@ button.roles-btn-mini {
 .roles-btn-group > .roles-btn.active {
   z-index: 2;
 }
-.roles-btn-group .dropdown-toggle:active,
-.roles-btn-group.open .dropdown-toggle {
+.roles-btn-group .roles-dropdown-toggle:active,
+.roles-btn-group.open .roles-dropdown-toggle {
   outline: 0;
 }
-.roles-btn-group > .dropdown-toggle {
+.roles-btn-group > .roles-dropdown-toggle {
   padding-left: 8px;
   padding-right: 8px;
   -webkit-box-shadow: inset 1px 0 0 rgba(255,255,255,.125), inset 0 1px 0 rgba(255,255,255,.2), 0 1px 2px rgba(0,0,0,.05);
@@ -194,17 +194,17 @@ button.roles-btn-mini {
   *padding-top: 4px;
   *padding-bottom: 4px;
 }
-.roles-btn-group > .roles-btn.dropdown-toggle {
+.roles-btn-group > .roles-btn.roles-dropdown-toggle {
   padding-left: 5px;
   padding-right: 5px;
 }
-.roles-btn-group.open .dropdown-toggle {
+.roles-btn-group.open .roles-dropdown-toggle {
   background-image: none;
   -webkit-box-shadow: inset 0 2px 4px rgba(0,0,0,.15), 0 1px 2px rgba(0,0,0,.05);
   -moz-box-shadow: inset 0 2px 4px rgba(0,0,0,.15), 0 1px 2px rgba(0,0,0,.05);
   box-shadow: inset 0 2px 4px rgba(0,0,0,.15), 0 1px 2px rgba(0,0,0,.05);
 }
-.roles-btn-group.open .roles-btn.dropdown-toggle {
+.roles-btn-group.open .roles-btn.roles-dropdown-toggle {
   background-color: #e6e6e6;
 }
 .roles-btn .caret {
@@ -219,14 +219,14 @@ button.roles-btn-mini {
 .roles-btn .caret {
   margin-top: 5px;
 }
-.dropdown {
+.roles-dropdown {
   position: relative;
 }
-.dropdown-toggle {
+.roles-dropdown-toggle {
   *margin-bottom: -3px;
 }
-.dropdown-toggle:active,
-.open .dropdown-toggle {
+.roles-dropdown-toggle:active,
+.open .roles-dropdown-toggle {
   outline: 0;
 }
 .caret {
@@ -241,16 +241,16 @@ button.roles-btn-mini {
   opacity: 0.3;
   filter: alpha(opacity=30);
 }
-.dropdown .caret {
+.roles-dropdown .caret {
   margin-top: 8px;
   margin-left: 2px;
 }
-.dropdown:hover .caret,
+.roles-dropdown:hover .caret,
 .open .caret {
   opacity: 1;
   filter: alpha(opacity=100);
 }
-.dropdown-menu {
+.roles-dropdown-menu {
   position: absolute;
   top: 100%;
   left: 0;
@@ -276,11 +276,11 @@ button.roles-btn-mini {
   -moz-background-clip: padding;
   background-clip: padding-box;
 }
-.dropdown-menu.pull-right {
+.roles-dropdown-menu.pull-right {
   right: 0;
   left: auto;
 }
-.dropdown-menu .divider {
+.roles-dropdown-menu .divider {
   *width: 100%;
   height: 1px;
   margin: 8px 1px;
@@ -289,7 +289,7 @@ button.roles-btn-mini {
   background-color: #e5e5e5;
   border-bottom: 1px solid #ffffff;
 }
-.dropdown-menu a {
+.roles-dropdown-menu a {
   display: block;
   padding: 3px 15px;
   clear: both;
@@ -298,9 +298,9 @@ button.roles-btn-mini {
   color: #333333;
   white-space: nowrap;
 }
-.dropdown-menu li > a:hover,
-.dropdown-menu .active > a,
-.dropdown-menu .active > a:hover {
+.roles-dropdown-menu li > a:hover,
+.roles-dropdown-menu .active > a,
+.roles-dropdown-menu .active > a:hover {
   color: #ffffff;
   text-decoration: none;
   background-color: #0088cc;
@@ -308,10 +308,10 @@ button.roles-btn-mini {
 .open {
   *z-index: 1000;
 }
-.open  > .dropdown-menu {
+.open  > .roles-dropdown-menu {
   display: block;
 }
-.pull-right > .dropdown-menu {
+.pull-right > .roles-dropdown-menu {
   right: 0;
   left: auto;
 }
diff --git a/formulaires/inc-editer_liens_actions_roles.html b/formulaires/inc-editer_liens_actions_roles.html
index 126e841..6653133 100644
--- a/formulaires/inc-editer_liens_actions_roles.html
+++ b/formulaires/inc-editer_liens_actions_roles.html
@@ -1,12 +1,12 @@
 #SET{presents,#ENV{id}|roles_presents_sur_id{#ENV{objet_source},#ENV{objet},#ENV{id_objet},#ENV{_objet_lien}}}
 
 <div class="roles-btn-group">
-<a data-toggle="dropdown" href="#" title="<:roles:modifier_roles_title:>" class="roles-btn dropdown-toggle">[(#ENV{libelle,<:roles:modifier_roles:>})]
+<a data-toggle="roles-dropdown" href="#" title="<:roles:modifier_roles_title:>" class="roles-btn roles-dropdown-toggle">[(#ENV{libelle,<:roles:modifier_roles:>})]
 	<span class="caret"></span>
 </a>
-	<ul class="dropdown-menu">
+	<ul class="roles-dropdown-menu">
 <B_roles_presents>
-	<li class='dropdown-header'><:roles:enlever_role:></li>
+	<li class='roles-dropdown-header'><:roles:enlever_role:></li>
 <BOUCLE_roles_presents(DATA){source table,#ENV{_roles/roles/choix}}{valeur IN #GET{presents}}>
 	<li>
 		<button type="submit" name="supprimer_lien\[#ENV{cle}-#VALEUR\]" class="link roles-btn delete">
@@ -18,7 +18,7 @@
 </B_roles_presents>
 
 <B_roles_absents>
-	<li class='dropdown-header'><:roles:ajouter_role:></li>
+	<li class='roles-dropdown-header'><:roles:ajouter_role:></li>
 <BOUCLE_roles_absents(DATA){source table,#ENV{_roles/roles/choix}}{valeur !IN #GET{presents}}>
 	<li>
 		<button type="submit" name="ajouter_lien\[#ENV{cle}-#VALEUR\]" class="link roles-btn delete">
diff --git a/javascript/bootstrap-dropdown.js b/javascript/roles-dropdown.js
similarity index 79%
rename from javascript/bootstrap-dropdown.js
rename to javascript/roles-dropdown.js
index 454a968..a56579d 100644
--- a/javascript/bootstrap-dropdown.js
+++ b/javascript/roles-dropdown.js
@@ -26,10 +26,10 @@
  /* DROPDOWN CLASS DEFINITION
   * ========================= */
 
-  var toggle = '[data-toggle="dropdown"]'
+  var toggle = '[data-toggle="roles-dropdown"]'
     , Dropdown = function (element) {
-        var $el = $(element).on('click.dropdown.data-api', this.toggle)
-        $('html').on('click.dropdown.data-api', function () {
+        var $el = $(element).on('click.roles-dropdown.data-api', this.toggle)
+        $('html').on('click.roles-dropdown.data-api', function () {
           $el.parent().removeClass('open')
         })
       }
@@ -78,8 +78,8 @@
   $.fn.dropdown = function (option) {
     return this.each(function () {
       var $this = $(this)
-        , data = $this.data('dropdown')
-      if (!data) $this.data('dropdown', (data = new Dropdown(this)))
+        , data = $this.data('roles-dropdown')
+      if (!data) $this.data('roles-dropdown', (data = new Dropdown(this)))
       if (typeof option == 'string') data[option].call($this)
     })
   }
@@ -91,10 +91,10 @@
    * =================================== */
 
   $(function () {
-    $('html').on('click.dropdown.data-api', clearMenus)
+    $('html').on('click.roles-dropdown.data-api', clearMenus)
     $('body')
-      .on('click.dropdown', '.dropdown form', function (e) { e.stopPropagation() })
-      .on('click.dropdown.data-api', toggle, Dropdown.prototype.toggle)
+      .on('click.roles-dropdown', '.roles-dropdown form', function (e) { e.stopPropagation() })
+      .on('click.roles-dropdown.data-api', toggle, Dropdown.prototype.toggle)
   })
 
 }(window.jQuery);
\ No newline at end of file
diff --git a/paquet.xml b/paquet.xml
index 91cb9c2..c21c7aa 100644
--- a/paquet.xml
+++ b/paquet.xml
@@ -1,7 +1,7 @@
 <paquet
 	prefix="roles"
 	categorie="outil"
-	version="2.1.2"
+	version="2.2.0"
 	etat="test"
 	compatibilite="[3.1.0;4.0.*]"
 	logo="prive/themes/spip/images/roles-64.png"
diff --git a/prive/style_prive_plugin_roles.html b/prive/style_prive_plugin_roles.html
index c75a408..4f09dfa 100644
--- a/prive/style_prive_plugin_roles.html
+++ b/prive/style_prive_plugin_roles.html
@@ -3,12 +3,12 @@
 .liste-objets-associer td {vertical-align:middle;}
 
 /* gérer le sélecteur dropdown, des titres dedans, les boutons.link */
-.dropdown-menu .dropdown-header {font-weight:bold; color:#666;}
-.formulaire_spip .spip .dropdown-menu li:not(.divider) {
+.roles-dropdown-menu .roles-dropdown-header {font-weight:bold; color:#666;}
+.formulaire_spip .spip .roles-dropdown-menu li:not(.divider) {
     text-align:left;
     padding:.2em 1em;
 }
-.dropdown-menu button.link {border-radius:0; box-shadow:none;}
+.roles-dropdown-menu button.link {border-radius:0; box-shadow:none;}
 
 
 /* adapter le dropdown "modifier" et le caler à droite */
diff --git a/roles_pipelines.php b/roles_pipelines.php
index 1e182e9..acfdc5b 100644
--- a/roles_pipelines.php
+++ b/roles_pipelines.php
@@ -25,7 +25,7 @@ function roles_jquery_plugins($flux) {
 		$config = lire_config('chosen/active', false);
 	}
 	if (test_espace_prive() || ($config === 'oui')) {
-		$flux[] = 'javascript/bootstrap-dropdown.js';
+		$flux[] = 'javascript/roles-dropdown.js';
 	}
 	return $flux;
 }