diff --git a/src/js/yunohost/controllers/backup.js b/src/js/yunohost/controllers/backup.js
index 0c97d740..4a4e2117 100644
--- a/src/js/yunohost/controllers/backup.js
+++ b/src/js/yunohost/controllers/backup.js
@@ -50,7 +50,7 @@
             name:y18n.t('local_archives')
         };
         c.api('GET', '/hooks/backup', {}, function(hooks) {
-            data['hooks'] = c.groupHooks(hooks['hooks']);
+            data['hooks'] = groupHooks(hooks['hooks']);
             data['apps'] = {};
             c.api('GET', '/apps?with_backup', {}, function(apps_list) {
                 data['apps'] = apps_list.apps;
@@ -61,7 +61,7 @@
 
 
     app.post('#/backup/:storage', function (c) {
-        var params = c.ungroupHooks(c.params['system_parts'],c.params['apps']);
+        var params = ungroupHooks(c.params['system_parts'],c.params['apps']);
         c.api('POST', '/backup', params, function() {
             c.redirect_to('#/backup/'+ c.params['storage']);
         });
@@ -73,7 +73,7 @@
             y18n.t('backup'),
             y18n.t('confirm_restore', [c.params['archive']]),
             $.proxy(function(c){
-                var params = c.ungroupHooks(c.params['system_parts'],c.params['apps']);
+                var params = ungroupHooks(c.params['system_parts'],c.params['apps']);
                 params['force'] = '';
                 c.api('POST', '/backup/restore/'+c.params['archive'], params, function(data) {
                     c.redirect_to('#/backup/'+ c.params['storage']+'/'+c.params['archive']);
@@ -121,7 +121,7 @@
             };
             data.other_storages = [];
             data.name = c.params['archive'];
-            data.system_parts = c.groupHooks(Object.keys(data['system']),data['system']);
+            data.system_parts = groupHooks(Object.keys(data['system']),data['system']);
             data.items = (data['system']!={} || data['apps']!=[]);
             data.locale = y18n.locale
             c.view('backup/backup_info', data, c.selectAllOrNone);
@@ -146,4 +146,75 @@
         });
     });
 
+    function groupHooks(hooks, raw_infos) {
+        var data = {};
+        var rules = [
+            {
+                id:'configuration',
+                isIn:function (hook) {
+                    return hook.indexOf('conf_')==0
+                }
+            }
+        ];
+
+        $.each(hooks, function(i, hook) {
+            var group_id=hook;
+            var hook_size=(raw_infos && raw_infos[hook] && raw_infos[hook].size)?raw_infos[hook].size:0;
+            $.each(rules, function(i, rule) {
+                if (rule.isIn(hook)) {
+                    group_id = 'adminjs_group_'+rule.id;
+                    return false;
+                }
+            });
+
+            if(group_id in data) {
+                data[group_id] = {
+                    name:y18n.t('hook_'+group_id),
+                    value:data[group_id].value+','+hook,
+                    description:data[group_id].description+', '+y18n.t('hook_'+hook),
+                    size:data[group_id].size + hook_size
+                };
+            }
+            else {
+                data[group_id] = {
+                    name:y18n.t('hook_'+group_id),
+                    value:hook,
+                    description:(group_id==hook)?y18n.t('hook_'+hook+'_desc'):y18n.t('hook_'+hook),
+                    size:hook_size
+                };
+            }
+        });
+        return data;
+    };
+
+    function ungroupHooks(system_parts, apps) {
+
+        var data = {};
+        data['apps'] = apps || [];
+        data['system'] = system_parts || [];
+
+        if (data['system'].constructor !== Array) {
+            data['system'] = [data['system']];
+        }
+        if (data['apps'].constructor !== Array) {
+            data['apps'] = [data['apps']];
+        }
+
+        // Some hook value contains multiple hooks separated by commas
+        var split_hooks = [];
+        $.each(data['system'], function(i, hook) {
+            split_hooks = split_hooks.concat(hook.split(','));
+        });
+        data['system'] = split_hooks;
+
+        if (data['system'].length == 0) {
+            delete data['system'];
+        }
+        if (data['apps'].length == 0) {
+            delete data['apps'];
+        }
+        return data;
+    };
+
+
 })();
diff --git a/src/js/yunohost/helpers.js b/src/js/yunohost/helpers.js
index 519e6565..dc15ca49 100644
--- a/src/js/yunohost/helpers.js
+++ b/src/js/yunohost/helpers.js
@@ -485,75 +485,6 @@
             });
         },
 
-        groupHooks: function(hooks, raw_infos){
-            var data = {};
-            var rules = [
-                {
-                    id:'configuration',
-                    isIn:function (hook) {
-                        return hook.indexOf('conf_')==0
-                    }
-                }
-            ];
-
-            $.each(hooks, function(i, hook) {
-                var group_id=hook;
-                var hook_size=(raw_infos && raw_infos[hook] && raw_infos[hook].size)?raw_infos[hook].size:0;
-                $.each(rules, function(i, rule) {
-                    if (rule.isIn(hook)) {
-                        group_id = 'adminjs_group_'+rule.id;
-                        return false;
-                    }
-                });
-
-                if(group_id in data) {
-                    data[group_id] = {
-                        name:y18n.t('hook_'+group_id),
-                        value:data[group_id].value+','+hook,
-                        description:data[group_id].description+', '+y18n.t('hook_'+hook),
-                        size:data[group_id].size + hook_size
-                    };
-                }
-                else {
-                    data[group_id] = {
-                        name:y18n.t('hook_'+group_id),
-                        value:hook,
-                        description:(group_id==hook)?y18n.t('hook_'+hook+'_desc'):y18n.t('hook_'+hook),
-                        size:hook_size
-                    };
-                }
-            });
-            return data;
-        },
-
-        ungroupHooks: function(system_parts,apps) {
-            var data = {};
-            data['apps'] = apps || [];
-            data['system'] = system_parts || [];
-
-            if (data['system'].constructor !== Array) {
-                data['system'] = [data['system']];
-            }
-            if (data['apps'].constructor !== Array) {
-                data['apps'] = [data['apps']];
-            }
-
-            // Some hook value contains multiple hooks separated by commas
-            var split_hooks = [];
-            $.each(data['system'], function(i, hook) {
-                split_hooks = split_hooks.concat(hook.split(','));
-            });
-            data['system'] = split_hooks;
-
-            if (data['system'].length == 0) {
-                delete data['system'];
-	    }
-            if (data['apps'].length == 0) {
-                delete data['apps'];
-	    }
-            return data;
-        },
-
         // Paste <pre>
         prePaste: function() {
             var pasteButtons = $('button[data-paste-content],a[data-paste-content]');