diff --git a/src/pretix/presale/forms/customer.py b/src/pretix/presale/forms/customer.py
index 9d188dd64..264b11b9b 100644
--- a/src/pretix/presale/forms/customer.py
+++ b/src/pretix/presale/forms/customer.py
@@ -342,6 +342,7 @@ class ResetPasswordForm(forms.Form):
     }
     email = forms.EmailField(
         label=_('Email'),
+        widget=forms.EmailInput(attrs={'autocomplete': 'email'}),
     )
 
     def __init__(self, request=None, *args, **kwargs):
@@ -389,12 +390,12 @@ class ChangePasswordForm(forms.Form):
     )
     password_current = forms.CharField(
         label=_('Your current password'),
-        widget=forms.PasswordInput,
+        widget=forms.PasswordInput(attrs={'autocomplete': 'current-password'}),
         required=True
     )
     password = forms.CharField(
         label=_('New password'),
-        widget=forms.PasswordInput,
+        widget=forms.PasswordInput(attrs={'minlength': '8', 'autocomplete': 'new-password'}),
         max_length=4096,
         required=True
     )
@@ -458,7 +459,7 @@ class ChangeInfoForm(forms.ModelForm):
     }
     password_current = forms.CharField(
         label=_('Your current password'),
-        widget=forms.PasswordInput,
+        widget=forms.PasswordInput(attrs={'autocomplete': 'current-password'}),
         help_text=_('Only required if you change your email address'),
         max_length=4096,
         required=False
@@ -472,6 +473,8 @@ class ChangeInfoForm(forms.ModelForm):
         self.request = request
         super().__init__(*args, **kwargs)
 
+        self.fields['email'].widget.attrs['autocomplete'] = 'email'
+
         self.fields['name_parts'] = NamePartsFormField(
             max_length=255,
             required=True,
diff --git a/src/pretix/presale/forms/waitinglist.py b/src/pretix/presale/forms/waitinglist.py
index c2d545ed6..030fe9690 100644
--- a/src/pretix/presale/forms/waitinglist.py
+++ b/src/pretix/presale/forms/waitinglist.py
@@ -57,6 +57,8 @@ class WaitingListForm(forms.ModelForm):
 
         event = self.event
 
+        self.fields['email'].widget.attrs['autocomplete'] = 'email'
+
         if event.settings.waiting_list_names_asked:
             self.fields['name_parts'] = NamePartsFormField(
                 max_length=255,
diff --git a/src/pretix/presale/templates/pretixpresale/event/fragment_voucher_form.html b/src/pretix/presale/templates/pretixpresale/event/fragment_voucher_form.html
index 7fcdd8fd1..0834b3076 100644
--- a/src/pretix/presale/templates/pretixpresale/event/fragment_voucher_form.html
+++ b/src/pretix/presale/templates/pretixpresale/event/fragment_voucher_form.html
@@ -15,8 +15,9 @@
             <div class="input-group{% if "voucher_invalid" in request.GET %} has-error{% endif %}">
                 <span class="input-group-addon"><i class="fa fa-ticket fa-fw" aria-hidden="true"></i></span>
                 <input type="text" class="form-control{% if "voucher_invalid" in request.GET %} has-error{% endif %}" name="voucher" id="voucher"
-                        {% if "voucher_invalid" in request.GET %} aria-describedby="error-message"{% endif %}
-                       placeholder="{% trans "Voucher code" %}" required="required">
+                    {% if "voucher_invalid" in request.GET %} aria-describedby="error-message"{% endif %}
+                    autocomplete="off"
+                    placeholder="{% trans "Voucher code" %}" required="required">
             </div>
         </div>
         <input type="hidden" name="subevent" value="{{ subevent.id|default_if_none:"" }}" />
diff --git a/src/pretix/presale/templates/pretixpresale/event/waitinglist.html b/src/pretix/presale/templates/pretixpresale/event/waitinglist.html
index 3165530d4..dcf21698c 100644
--- a/src/pretix/presale/templates/pretixpresale/event/waitinglist.html
+++ b/src/pretix/presale/templates/pretixpresale/event/waitinglist.html
@@ -34,13 +34,13 @@
                             {% endblocktrans %}
                         {% endif %}
                     </p>
-                    <p class="help-block">
+                    <p class="help-block" id="add-to-list-description">
                         {% blocktrans trimmed %}
                             You will <strong>not</strong> receive a confirmation email after you have been added to the waiting list. We will only contact you once a spot opens up.
                         {% endblocktrans %}
                     </p>
                     <p>
-                        <button type="submit" class="btn btn-primary">
+                        <button type="submit" class="btn btn-primary" aria-describedby="add-to-list-description">
                             {% trans "Add me to the list" %}
                         </button>
                     </p>