diff --git a/src/SideMenu.vue b/src/SideMenu.vue
index 68fcccb..750c829 100644
--- a/src/SideMenu.vue
+++ b/src/SideMenu.vue
@@ -45,7 +45,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
                 v-bind:icon="app.icon"
                 v-bind:label="app.name"
                 v-bind:href="app.href"
-                v-bind:target="targetBlankApps.indexOf(app.id) !== -1 ? '_blank' : undefined"
+                v-bind:target="targetBlankApps.indexOf(appId) !== -1 ? '_blank' : undefined"
             />
         </ul>
     </div>
diff --git a/src/SideMenuBig.vue b/src/SideMenuBig.vue
index 9f00955..9f6d8f2 100644
--- a/src/SideMenuBig.vue
+++ b/src/SideMenuBig.vue
@@ -43,7 +43,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
                             v-bind:icon="app.icon"
                             v-bind:label="app.name"
                             v-bind:href="app.href"
-                            v-bind:target="targetBlankApps.indexOf(app.id) !== -1 ? '_blank' : undefined"
+                            v-bind:target="targetBlankApps.indexOf(appId) !== -1 ? '_blank' : undefined"
                         />
                     </ul>
                 </div>