diff --git a/canaille/static/js/users.js b/canaille/static/js/users.js
deleted file mode 100644
index 08bf81cd..00000000
--- a/canaille/static/js/users.js
+++ /dev/null
@@ -1,10 +0,0 @@
-$( function () {
-    $('.delete-user').click(function(event){
-        event.preventDefault();
-        var that = this;
-        $('.delete-confirmation').unbind('click').click(function(){
-            window.location.href = $(that).attr('href');
-        });
-        $('.ui.basic.modal').modal('show');
-    });
-});
diff --git a/canaille/templates/group.html b/canaille/templates/group.html
index a0ecc56d..95c7b7ec 100644
--- a/canaille/templates/group.html
+++ b/canaille/templates/group.html
@@ -11,8 +11,7 @@
 {%- endblock -%}
 
 {% block script %}
-    <script src="/static/js/confirm.js"></script>
-    <script src="/static/js/users.js"></script>
+    <script src="/static/js/confirm.js" defer></script>
 {% endblock %}
 
 {% block submenu %}
diff --git a/canaille/templates/invite.html b/canaille/templates/invite.html
index ed29abee..5ede8c73 100644
--- a/canaille/templates/invite.html
+++ b/canaille/templates/invite.html
@@ -6,7 +6,7 @@
 {%- endblock -%}
 
 {% block script %}
-    <script src="/static/js/copy.js"></script>
+    <script src="/static/js/copy.js" defer></script>
 {% endblock %}
 
 {% block submenu %}
diff --git a/canaille/templates/oidc/admin/authorization_list.html b/canaille/templates/oidc/admin/authorization_list.html
index bb51a188..6bb6e7ad 100644
--- a/canaille/templates/oidc/admin/authorization_list.html
+++ b/canaille/templates/oidc/admin/authorization_list.html
@@ -5,10 +5,6 @@
     {%- trans %}Codes{% endtrans -%}
 {%- endblock -%}
 
-{% block script %}
-    <script src="/static/js/users.js"></script>
-{% endblock %}
-
 {% block submenu %}
     <nav class="ui bottom attached five item borderless menu">
         <a class="item" href="{{ url_for('admin.mail_index') }}">
diff --git a/canaille/templates/oidc/admin/client_edit.html b/canaille/templates/oidc/admin/client_edit.html
index 26cff8c3..29879ae4 100644
--- a/canaille/templates/oidc/admin/client_edit.html
+++ b/canaille/templates/oidc/admin/client_edit.html
@@ -6,7 +6,7 @@
 {%- endblock -%}
 
 {% block script %}
-    <script src="/static/js/admin/client_edit.js"></script>
+    <script src="/static/js/admin/client_edit.js" defer></script>
 {% endblock %}
 
 {% block submenu %}
diff --git a/canaille/templates/oidc/admin/client_list.html b/canaille/templates/oidc/admin/client_list.html
index 834dd0b2..be4c6810 100644
--- a/canaille/templates/oidc/admin/client_list.html
+++ b/canaille/templates/oidc/admin/client_list.html
@@ -5,10 +5,6 @@
     {%- trans %}Clients{% endtrans -%}
 {%- endblock -%}
 
-{% block script %}
-    <script src="/static/js/users.js"></script>
-{% endblock %}
-
 {% block submenu %}
     <nav class="ui bottom attached five item borderless menu">
         <a class="item" href="{{ url_for('admin.mail_index') }}">
diff --git a/canaille/templates/oidc/admin/token_list.html b/canaille/templates/oidc/admin/token_list.html
index 16fc7179..9d20e376 100644
--- a/canaille/templates/oidc/admin/token_list.html
+++ b/canaille/templates/oidc/admin/token_list.html
@@ -5,10 +5,6 @@
     {%- trans %}Tokens{% endtrans -%}
 {%- endblock -%}
 
-{% block script %}
-    <script src="/static/js/users.js"></script>
-{% endblock %}
-
 {% block submenu %}
     <nav class="ui bottom attached five item borderless menu">
         <a class="item" href="{{ url_for('admin.mail_index') }}">
diff --git a/canaille/templates/oidc/admin/token_view.html b/canaille/templates/oidc/admin/token_view.html
index 89d59b7d..c391a11f 100644
--- a/canaille/templates/oidc/admin/token_view.html
+++ b/canaille/templates/oidc/admin/token_view.html
@@ -6,8 +6,8 @@
 {%- endblock -%}
 
 {% block script %}
-    <script src="/static/js/confirm.js"></script>
-    <script src="/static/js/copy.js"></script>
+    <script src="/static/js/confirm.js" defer></script>
+    <script src="/static/js/copy.js" defer></script>
 {% endblock %}
 
 {% block submenu %}
diff --git a/canaille/templates/oidc/user/consent_list.html b/canaille/templates/oidc/user/consent_list.html
index 9e3e75e8..4f11ad83 100644
--- a/canaille/templates/oidc/user/consent_list.html
+++ b/canaille/templates/oidc/user/consent_list.html
@@ -4,10 +4,6 @@
     {%- trans %}My consents{% endtrans -%}
 {%- endblock -%}
 
-{% block script %}
-    <script src="/static/js/users.js"></script>
-{% endblock %}
-
 {% block submenu %}
     <nav class="ui bottom attached two item borderless menu">
         <a class="active item" href="{{ url_for('oidc.consents.consents') }}">
diff --git a/canaille/templates/oidc/user/preconsent_list.html b/canaille/templates/oidc/user/preconsent_list.html
index e6aa10d4..439b1ddc 100644
--- a/canaille/templates/oidc/user/preconsent_list.html
+++ b/canaille/templates/oidc/user/preconsent_list.html
@@ -4,10 +4,6 @@
     {%- trans %}My consents{% endtrans -%}
 {%- endblock -%}
 
-{% block script %}
-    <script src="/static/js/users.js"></script>
-{% endblock %}
-
 {% block submenu %}
     <nav class="ui bottom attached two item borderless menu">
         <a class="item" href="{{ url_for('oidc.consents.consents') }}">
diff --git a/canaille/templates/profile_add.html b/canaille/templates/profile_add.html
index 4b42e62e..0258fc09 100644
--- a/canaille/templates/profile_add.html
+++ b/canaille/templates/profile_add.html
@@ -6,8 +6,7 @@
 {%- endblock -%}
 
 {% block script %}
-    <script src="/static/js/confirm.js"></script>
-    <script src="/static/js/profile.js"></script>
+    <script src="/static/js/profile.js" defer></script>
 {% endblock %}
 
 {% block submenu %}
diff --git a/canaille/templates/profile_edit.html b/canaille/templates/profile_edit.html
index b7347ef3..512f00b1 100644
--- a/canaille/templates/profile_edit.html
+++ b/canaille/templates/profile_edit.html
@@ -12,8 +12,7 @@
 {%- endblock -%}
 
 {% block script %}
-    <script src="/static/js/confirm.js"></script>
-    <script src="/static/js/profile.js"></script>
+    <script src="/static/js/profile.js" defer></script>
 {% endblock %}
 
 {% block submenu %}
diff --git a/canaille/templates/profile_settings.html b/canaille/templates/profile_settings.html
index 088f422a..9b719d56 100644
--- a/canaille/templates/profile_settings.html
+++ b/canaille/templates/profile_settings.html
@@ -10,8 +10,7 @@
 {%- endblock -%}
 
 {% block script %}
-    <script src="/static/js/confirm.js"></script>
-    <script src="/static/js/profile.js"></script>
+    <script src="/static/js/confirm.js" defer></script>
 {% endblock %}
 
 {% block submenu %}
diff --git a/canaille/templates/users.html b/canaille/templates/users.html
index a537f646..479b599d 100644
--- a/canaille/templates/users.html
+++ b/canaille/templates/users.html
@@ -5,10 +5,6 @@
     {%- trans %}Users{% endtrans -%}
 {%- endblock -%}
 
-{% block script %}
-    <script src="/static/js/users.js"></script>
-{% endblock %}
-
 {% block submenu %}
     <nav class="ui bottom attached {% if has_smtp %}three{% else %}two{% endif %} item borderless menu">
         <a class="active item" href="{{ url_for('account.users') }}">
diff --git a/canaille/themes/default/base.html b/canaille/themes/default/base.html
index d5db4f90..b96c2289 100644
--- a/canaille/themes/default/base.html
+++ b/canaille/themes/default/base.html
@@ -87,15 +87,15 @@
             <a href="{{ url_for('account.about') }}">{{ _("About Canaille") }}</a>
         </footer>
         {% if not is_boosted %}
-            <script src="/static/jquery/jquery.min.js"></script>
-            <script src="/static/fomanticui/semantic.min.js"></script>
+            <script src="/static/jquery/jquery.min.js" defer></script>
+            <script src="/static/fomanticui/semantic.min.js" defer></script>
             {% if config.get("HTMX", true) %}
-                <script src="/static/htmx/htmx.min.js"></script>
+                <script src="/static/htmx/htmx.min.js" defer></script>
                 <script>
                     htmx.config.requestClass = "loading"
                 </script>
             {% endif %}
-            <script src="/static/js/base.js"></script>
+            <script src="/static/js/base.js" defer></script>
         {% endif %}
         {% block script %}{% endblock %}
     </body>
diff --git a/demo/client/templates/index.html b/demo/client/templates/index.html
index f18a0c6a..4fafa056 100644
--- a/demo/client/templates/index.html
+++ b/demo/client/templates/index.html
@@ -135,9 +135,9 @@
             </div>
         </div>
 
-        <script src="/static/jquery/jquery.min.js"></script>
-        <script src="/static/fomanticui/semantic.min.js"></script>
-        <script src="/static/js/base.js"></script>
+        <script src="/static/jquery/jquery.min.js" defer></script>
+        <script src="/static/fomanticui/semantic.min.js" defer></script>
+        <script src="/static/js/base.js" defer></script>
         {% block script %}{% endblock %}
     </body>
 </html>
diff --git a/tests/app/fixtures/themes/test/base.html b/tests/app/fixtures/themes/test/base.html
index fd20da64..ed1990ff 100644
--- a/tests/app/fixtures/themes/test/base.html
+++ b/tests/app/fixtures/themes/test/base.html
@@ -93,9 +93,9 @@
         <footer>
             <a href="{{ url_for('account.about') }}">{{ _("About canaille") }}</a>
         </footer>
-        <script src="/static/jquery/jquery.min.js"></script>
-        <script src="/static/fomanticui/semantic.min.js"></script>
-        <script src="/static/js/base.js"></script>
+        <script src="/static/jquery/jquery.min.js" defer></script>
+        <script src="/static/fomanticui/semantic.min.js" defer></script>
+        <script src="/static/js/base.js" defer></script>
         {% block script %}{% endblock %}
 
         TEST_THEME