diff --git a/resources/views/admin/log.twig b/resources/views/admin/log.twig
index 87ea55cb..effff772 100644
--- a/resources/views/admin/log.twig
+++ b/resources/views/admin/log.twig
@@ -22,7 +22,7 @@
                                 }) }}
                             </div>
 
-                            {% if has_permission_to('logs.all') %}
+                            {% if can('logs.all') %}
                                 <div class="col-md-4">
                                     {{ f.select('search_user_id', __('general.user'), users, {
                                         'default_option': __('form.user_select'),
@@ -36,7 +36,7 @@
                     </form>
                 </div>
 
-                {% if not has_permission_to('logs.all') %}
+                {% if not can('logs.all') %}
                     <div class="mb-3">
                         {{ m.alert(__('log.only_own')) }}
                     </div>
diff --git a/resources/views/admin/shifttypes/index.twig b/resources/views/admin/shifttypes/index.twig
index 42ae512a..88fb84c7 100644
--- a/resources/views/admin/shifttypes/index.twig
+++ b/resources/views/admin/shifttypes/index.twig
@@ -13,9 +13,9 @@
 
             {{ block('title') }}
 
-            {% if is_index|default(false) and has_permission_to('shifttypes.edit') %}
+            {% if is_index|default(false) and can('shifttypes.edit') %}
                 {{ m.button(m.icon('plus-lg'), url('/admin/shifttypes/edit'), 'secondary') }}
-            {% elseif is_view|default(false) and has_permission_to('shifttypes.edit') %}
+            {% elseif is_view|default(false) and can('shifttypes.edit') %}
                 {{ m.button(m.icon('pencil'), url('admin/shifttypes/edit/' ~ shifttype.id), null, 'sm', __('form.edit')) }}
             {% endif %}
         </h1>
@@ -43,7 +43,7 @@
                                     </td>
 
                                     <td>
-                                        {% if has_permission_to('shifttypes.edit') %}
+                                        {% if can('shifttypes.edit') %}
                                         <div class="d-flex ms-auto">
                                             {{ m.button(m.icon('pencil'), url('admin/shifttypes/edit/' ~ shifttype.id), null, 'sm', __('form.edit')) }}
 
diff --git a/resources/views/admin/user/edit-goodie.twig b/resources/views/admin/user/edit-goodie.twig
index 0b99800b..f4187429 100644
--- a/resources/views/admin/user/edit-goodie.twig
+++ b/resources/views/admin/user/edit-goodie.twig
@@ -32,7 +32,7 @@
                 <div class="col-md-6">
                     {{ f.switch('arrived', __('user.arrived'), {
                         'checked': userdata.state.arrived,
-                        'disabled': not has_permission_to('admin_arrive'),
+                        'disabled': not can('admin_arrive'),
                     }) }}
 
                     {% if userdata.state.force_active and config('enable_force_active') %}
diff --git a/resources/views/layouts/app.twig b/resources/views/layouts/app.twig
index abe1f041..025d1536 100644
--- a/resources/views/layouts/app.twig
+++ b/resources/views/layouts/app.twig
@@ -12,7 +12,7 @@
         <link rel="stylesheet" type="text/css" href="{{ asset('assets/theme' ~ themeId ~ '.css') }}"/>
         <script src="{{ asset('assets/vendor.js') }}"></script>
 
-        {% if page() in ['news', 'meetings'] and is_user() and has_permission_to('atom') -%}
+        {% if page() in ['news', 'meetings'] and is_user() and can('atom') -%}
             {% set parameters = {'key': user.api_key} -%}
             {% if page() == 'meetings' -%}
                 {% set parameters = {'meetings': 1}|merge(parameters) -%}
diff --git a/resources/views/layouts/parts/footer.twig b/resources/views/layouts/parts/footer.twig
index b9d7e9d1..dfc71527 100644
--- a/resources/views/layouts/parts/footer.twig
+++ b/resources/views/layouts/parts/footer.twig
@@ -39,7 +39,7 @@
         {% for name,opt in config('footer_items') %}
             {% set url = opt is iterable ? opt[0] : opt %}
             {% set permission = opt is iterable ? opt[1] : null %}
-            {% if not permission or has_permission_to(permission) %}
+            {% if not permission or can(permission) %}
                 <a href="
                 {%- if url starts with '/' %}
                     {{ url(url) }}
diff --git a/resources/views/layouts/parts/navbar.twig b/resources/views/layouts/parts/navbar.twig
index 455ca7e2..6822656e 100644
--- a/resources/views/layouts/parts/navbar.twig
+++ b/resources/views/layouts/parts/navbar.twig
@@ -48,7 +48,7 @@
                     {% for name,opt in config('header_items', {}) %}
                         {% set url = opt is iterable ? opt[0] : opt %}
                         {% set permission = opt is iterable ? opt[1] : null %}
-                        {% if not permission or has_permission_to(permission) %}
+                        {% if not permission or can(permission) %}
                             <li class="nav-item">
                                 <a class="nav-link" href="{{ url|replace({'%lang%': session_get('locale')|split('_')[0]})|escape('html_attr') }}">
                                     {{ __(name) }}
@@ -62,7 +62,7 @@
                 {% if is_guest() %}
                     {% include "layouts/parts/language_dropdown.twig" %}
 
-                    {% if has_permission_to('register') and config('registration_enabled') %}
+                    {% if can('register') and config('registration_enabled') %}
                         {{ _self.toolbar_item(
                             __('general.register'),
                             config('external_registration_url') ?: url('/register'),
@@ -71,7 +71,7 @@
                         ) }}
                     {% endif %}
 
-                    {% if has_permission_to('login') %}
+                    {% if can('login') %}
                         {{ _self.toolbar_item(__('general.login'), url('/login'), 'login', 'box-arrow-in-right') }}
                     {% endif %}
                 {% endif %}
@@ -79,7 +79,7 @@
                 {% if is_user() %}
                     {{ _self.toolbar_item(menuUserShiftState(user), url('/shifts', {'action': 'next'}), '', 'clock', __('shift.next')) }}
 
-                    {% if has_permission_to('user_messages') %}
+                    {% if can('user_messages') %}
                         {{ _self.toolbar_item(
                             user_messages ? '<span class="badge bg-danger">' ~ user_messages ~ '</span>' : '',
                             url('/messages'),
@@ -96,15 +96,15 @@
                             {{ m.angel() }} {{ user.displayName }}
                         </a>
                         <ul class="dropdown-menu dropdown-menu-end">
-                            {% if has_permission_to('user_myshifts') %}
+                            {% if can('user_myshifts') %}
                                 {{ _self.dropdown_item(__('profile.my-shifts'), url('/users', {'action': 'view'}), 'users', m.icon('calendar-range')) }}
                             {% endif %}
 
-                            {% if has_permission_to('user_settings') %}
+                            {% if can('user_settings') %}
                                 {{ _self.dropdown_item(__('settings.settings'), url('/settings/profile'), 'settings/profile', m.icon('person-fill-gear')) }}
                             {% endif %}
 
-                            {% if has_permission_to('logout') %}
+                            {% if can('logout') %}
                                 {{ _self.dropdown_item(__('general.logout'), url('/logout'), 'logout', m.icon('box-arrow-left')) }}
                             {% endif %}
                         </ul>
diff --git a/resources/views/pages/angeltypes/about.twig b/resources/views/pages/angeltypes/about.twig
index 02979af8..e3d4bd9f 100644
--- a/resources/views/pages/angeltypes/about.twig
+++ b/resources/views/pages/angeltypes/about.twig
@@ -14,7 +14,7 @@
                         {{ __('angeltypes.angeltypes') }}
                     </a>
                 {% else %}
-                    {% if has_permission_to('register') and config('registration_enabled') %}
+                    {% if can('register') and config('registration_enabled') %}
                         <a
                             href="{{ config('external_registration_url') ?: url('/register') }}"
                             class="btn btn-secondary back"
diff --git a/resources/views/pages/faq/overview.twig b/resources/views/pages/faq/overview.twig
index 3ce6cdfc..88553502 100644
--- a/resources/views/pages/faq/overview.twig
+++ b/resources/views/pages/faq/overview.twig
@@ -9,7 +9,7 @@
         <h1>
             {{ block('title') }}
 
-            {%- if has_permission_to('faq.edit') -%}
+            {%- if can('faq.edit') -%}
                 {{ m.button(m.icon('plus-lg'), url('/admin/faq'), 'secondary') }}
             {%- endif %}
         </h1>
@@ -18,7 +18,7 @@
 
         <div class="row">
             {% block questions_text %}
-                {% if has_permission_to('question.add') %}
+                {% if can('question.add') %}
                     <p>{{ __('faq.questions_link', [url('/questions')]) | raw }}</p>
                 {% endif %}
             {% endblock %}
@@ -52,7 +52,7 @@
                                     {{ m.icon('clock') }} {{ item.updated_at.format(__('general.datetime')) }}
                                 </div>
 
-                                {% if has_permission_to('faq.edit') %}
+                                {% if can('faq.edit') %}
                                     <span class="ms-auto">
                                         {{ m.button(m.icon('pencil'), url('/admin/faq/' ~ item.id), 'secondary', 'sm', __('form.edit')) }}
                                     </span>
@@ -76,7 +76,7 @@
             {% endblock %}
 
             {% block ask_question %}
-                {% if has_permission_to('question.add') %}
+                {% if can('question.add') %}
                     <form action="{{ url('/questions/new') }}" enctype="multipart/form-data" method="post">
                         {{ csrf() }}
                         <div class="col-md-12">
diff --git a/resources/views/pages/login.twig b/resources/views/pages/login.twig
index 33de9f4c..6b46c655 100644
--- a/resources/views/pages/login.twig
+++ b/resources/views/pages/login.twig
@@ -105,7 +105,7 @@
             <div class="col-sm-6 text-center">
                 <h2>{{ __('general.register') }}</h2>
                 {% if
-                    (has_permission_to('register') and config('registration_enabled') and config('enable_password'))
+                    (can('register') and config('registration_enabled') and config('enable_password'))
                     or config('external_registration_url') %}
                     <p>{{ __('login.registration') }}</p>
 
diff --git a/resources/views/pages/news/edit.twig b/resources/views/pages/news/edit.twig
index b57bb490..9ddc4bf6 100644
--- a/resources/views/pages/news/edit.twig
+++ b/resources/views/pages/news/edit.twig
@@ -52,7 +52,7 @@
                     {{ f.checkbox('is_pinned', __('news.edit.is_pinned'), {
                         'checked': is_pinned,
                     }) }}
-                    {% if has_permission_to('news.highlight') %}
+                    {% if can('news.highlight') %}
                         {{ f.checkbox('is_highlighted', __('news.edit.is_highlighted'), {
                             'checked': is_highlighted,
                         }) }}
diff --git a/resources/views/pages/news/news.twig b/resources/views/pages/news/news.twig
index f8cef9ae..0215b578 100644
--- a/resources/views/pages/news/news.twig
+++ b/resources/views/pages/news/news.twig
@@ -24,7 +24,7 @@
                     </div>
                     {{ m.user(comment.user, {'pronoun': true}) }}
 
-                    {% if comment.user.id == user.id or has_permission_to('admin_news') or has_permission_to('comment.delete') %}
+                    {% if comment.user.id == user.id or can('admin_news') or can('comment.delete') %}
                         <div class="ms-auto">
                             <form
                                 action="{{ url('/news/comment/' ~ comment.id) }}" enctype="multipart/form-data"
@@ -45,7 +45,7 @@
 {% endblock %}
 
 {% block write_comment %}
-    {% if has_permission_to('news_comments') %}
+    {% if can('news_comments') %}
         <div class="col-md-12 mt-4">
             <h3>{{ __('news.comments.new') }}</h3>
 
diff --git a/resources/views/pages/news/overview.twig b/resources/views/pages/news/overview.twig
index e22305cc..3b7a85c1 100644
--- a/resources/views/pages/news/overview.twig
+++ b/resources/views/pages/news/overview.twig
@@ -12,7 +12,7 @@
                 {{ m.button(m.icon('chevron-left'), url('/news'), null, 'sm', __('general.back')) }}
             {% endif %}
             {{ block('title') }}
-            {%- if has_permission_to('admin_news') and is_overview|default(false) -%}
+            {%- if can('admin_news') and is_overview|default(false) -%}
                 {{ m.button(m.icon('plus-lg'), url('/admin/news', only_meetings ? {'meeting': 1} : {}), 'secondary') }}
             {%- endif %}
         </h1>
@@ -97,7 +97,7 @@
                     </div>
                 {% endif %}
 
-                {% if has_permission_to('admin_news') %}
+                {% if can('admin_news') %}
                     <div class="d-flex ms-auto">
                         {{ m.button(m.icon('pencil'), url('/admin/news/' ~ news.id), 'secondary', 'sm', __('form.edit')) }}
 
diff --git a/resources/views/pages/questions/overview.twig b/resources/views/pages/questions/overview.twig
index 1354f33f..59cf25c6 100644
--- a/resources/views/pages/questions/overview.twig
+++ b/resources/views/pages/questions/overview.twig
@@ -14,7 +14,7 @@
     {% for name,opt in config('contact_options') %}
         {% set url = opt is iterable ? opt[0] : opt %}
         {% set permission = opt is iterable ? opt[1] : null %}
-        {% if not permission or has_permission_to(permission) %}
+        {% if not permission or can(permission) %}
             <a href="
             {%- if url starts with '/' %}
                 {{ url(url) }}
@@ -50,7 +50,7 @@
                 <div class="col-md-12">
                     {% block questions %}
                         {% block faq_text %}
-                            {% if has_permission_to('faq.view') %}
+                            {% if can('faq.view') %}
                                 {% if not is_admin | default(false) %}
                                     <p>
                                         {{ __('question.faq_link', [url('/faq')]) | raw }}
@@ -79,16 +79,16 @@
                                                 {{ m.icon('clock') }} {{ question.created_at.format(__('general.datetime')) }}
                                             </div>
 
-                                            {% if has_permission_to('question.edit') %}
+                                            {% if can('question.edit') %}
                                                 {{ m.user(question.user, {'pronoun': true}) }}
                                             {% endif %}
 
                                             <div class="d-flex ms-auto">
-                                                {% if has_permission_to('question.edit') %}
+                                                {% if can('question.edit') %}
                                                     {{ m.button(m.icon('pencil'), url('/admin/questions/' ~ question.id), null, 'sm', __('form.edit')) }}
                                                 {% endif %}
 
-                                                {% if question.user.id == user.id or has_permission_to('question.edit') %}
+                                                {% if question.user.id == user.id or can('question.edit') %}
                                                     <form class="ps-1" method="post" action="">
                                                         {{ csrf() }}
                                                         {{ f.hidden('id', question.id) }}
diff --git a/resources/views/pages/registration.twig b/resources/views/pages/registration.twig
index f7045aca..58b9bb9f 100644
--- a/resources/views/pages/registration.twig
+++ b/resources/views/pages/registration.twig
@@ -8,7 +8,7 @@
 <div class="container">
     <div class="mb-5">
         <h1>
-        {{ has_permission_to('admin_user')
+        {{ can('admin_user')
             ? m.button(m.icon('chevron-left'), url('/users'), null, 'sm', __('general.back'))
             : ''
         }}
diff --git a/resources/views/pages/settings/api.twig b/resources/views/pages/settings/api.twig
index 70e24893..a69f559b 100644
--- a/resources/views/pages/settings/api.twig
+++ b/resources/views/pages/settings/api.twig
@@ -16,7 +16,7 @@
                 }}
             ) }}
 
-            {% if has_permission_to('shifts_json_export') %}
+            {% if can('shifts_json_export') %}
                 {{ f.button(
                     __('settings.api.shifts_json_show'),
                     {'size': 'sm', 'icon_left': 'braces', 'attr': {
@@ -26,7 +26,7 @@
                 ) }}
             {% endif %}
 
-            {% if has_permission_to('ical') %}
+            {% if can('ical') %}
                 {{ f.button(
                     __('settings.api.ical_show'),
                     {'size': 'sm', 'icon_left': 'calendar-week', 'attr': {
@@ -36,7 +36,7 @@
                 ) }}
             {% endif %}
 
-            {% if has_permission_to('atom') %}
+            {% if can('atom') %}
                 {{ f.button(
                     __('settings.api.news_show'),
                     {'size': 'sm', 'icon_left': 'calendar-week', 'attr': {
@@ -65,26 +65,26 @@
                 <code>{{ user.api_key }}</code>
             </p>
 
-            {% if has_permission_to('shifts_json_export') %}
+            {% if can('shifts_json_export') %}
                 <p id="shifts_json_hide" class="collapse" data-bs-parent="#exports_hide">
                     <code>{{ url('/shifts-json-export', {'key': user.api_key}) }}</code>
                 </p>
             {% endif %}
 
-            {% if has_permission_to('ical') %}
+            {% if can('ical') %}
                 <p id="ical_hide" class="collapse" data-bs-parent="#exports_hide">
                     <code>{{ url('/ical', {'key': user.api_key}) }}</code>
                 </p>
             {% endif %}
 
-            {% if has_permission_to('atom') %}
+            {% if can('atom') %}
                 <p id="news_hide" class="collapse" data-bs-parent="#exports_hide">
                     <code>{{ url('/atom', {'key': user.api_key}) }}</code>
-                    {% if has_permission_to('user_meetings') %}
+                    {% if can('user_meetings') %}
                         <br><code>{{ url('/atom', {'meetings': 1, 'key': user.api_key}) }}</code>
                     {% endif %}
                     <br><code>{{ url('/rss', {'key': user.api_key}) }}</code>
-                    {% if has_permission_to('user_meetings') %}
+                    {% if can('user_meetings') %}
                         <br><code>{{ url('/rss', {'meetings': 1, 'key': user.api_key}) }}</code>
                     {% endif %}
                 </p>
@@ -95,7 +95,7 @@
 
     <div class="row">
         <div class="col-md-12">
-            {% if has_permission_to('api') %}
+            {% if can('api') %}
                 {{ __('settings.api.about', [
                     config('app_name'),
                     url('/api/v0-beta'),
diff --git a/resources/views/pages/settings/settings.twig b/resources/views/pages/settings/settings.twig
index bf54bbb5..2a4afd95 100644
--- a/resources/views/pages/settings/settings.twig
+++ b/resources/views/pages/settings/settings.twig
@@ -21,7 +21,7 @@
             <div class="col-md-3 settings-menu">
                 <ul class="nav nav-pills flex-column mt-3 user-settings">
                     {% for url,title in settings_menu %}
-                        {% if not title.permission|default(false) or has_permission_to(title.permission) %}
+                        {% if not title.permission|default(false) or can(title.permission) %}
                             <li class="nav-item{% if title.hidden|default(false) and url != request.url() %} d-none{% endif %}">
                                 <a class="nav-link {% if url == request.url() %}active{% endif %}" href="{{ url }}">
                                     {{ m.icon(title.icon ?? 'gear-fill') }}
diff --git a/src/Renderer/Twig/Extensions/Authentication.php b/src/Renderer/Twig/Extensions/Authentication.php
index f803dcbb..30acfa3a 100644
--- a/src/Renderer/Twig/Extensions/Authentication.php
+++ b/src/Renderer/Twig/Extensions/Authentication.php
@@ -22,8 +22,8 @@ class Authentication extends TwigExtension
         return [
             new TwigFunction('is_user', [$this, 'isAuthenticated']),
             new TwigFunction('is_guest', [$this, 'isGuest']),
-            new TwigFunction('has_permission_to', [$this->auth, 'can']),
-            new TwigFunction('has_permission_to_any', [$this->auth, 'canAny']),
+            new TwigFunction('can', [$this->auth, 'can']),
+            new TwigFunction('canAny', [$this->auth, 'canAny']),
         ];
     }
 
diff --git a/tests/Unit/Renderer/Twig/Extensions/AuthenticationTest.php b/tests/Unit/Renderer/Twig/Extensions/AuthenticationTest.php
index 13ab3bc5..5111c387 100644
--- a/tests/Unit/Renderer/Twig/Extensions/AuthenticationTest.php
+++ b/tests/Unit/Renderer/Twig/Extensions/AuthenticationTest.php
@@ -25,8 +25,8 @@ class AuthenticationTest extends ExtensionTest
 
         $this->assertExtensionExists('is_user', [$extension, 'isAuthenticated'], $functions);
         $this->assertExtensionExists('is_guest', [$extension, 'isGuest'], $functions);
-        $this->assertExtensionExists('has_permission_to', [$auth, 'can'], $functions);
-        $this->assertExtensionExists('has_permission_to_any', [$auth, 'canAny'], $functions);
+        $this->assertExtensionExists('can', [$auth, 'can'], $functions);
+        $this->assertExtensionExists('canAny', [$auth, 'canAny'], $functions);
     }
 
     /**