diff --git a/app/main/views/sign_in.py b/app/main/views/sign_in.py
index 49ea321f3..567bb3f5a 100644
--- a/app/main/views/sign_in.py
+++ b/app/main/views/sign_in.py
@@ -50,7 +50,7 @@ def sign_in():
         flash(Markup(
             (
                 "The email address or password you entered is incorrect."
-                " <a href={password_reset}>Forgot your password</a>?"
+                " <a href={password_reset}>Forgotten your password?</a>"
             ).format(password_reset=url_for('.forgot_password'))
         ))
 
diff --git a/app/templates/views/forgot-password.html b/app/templates/views/forgot-password.html
index d6b34476a..27c1902a7 100644
--- a/app/templates/views/forgot-password.html
+++ b/app/templates/views/forgot-password.html
@@ -11,7 +11,7 @@ Create a new password
 
 <div class="grid-row">
   <div class="column-two-thirds">
-    <h1 class="heading-large">Forgot your password?</h1>
+    <h1 class="heading-large">Forgotten your password?</h1>
 
     <p>We’ll send you an email to create a new password.</p>
 
diff --git a/app/templates/views/signin.html b/app/templates/views/signin.html
index 047d51c8c..46f651c15 100644
--- a/app/templates/views/signin.html
+++ b/app/templates/views/signin.html
@@ -34,7 +34,7 @@
     {% call form_wrapper(autocomplete=True) %}
       {{ textbox(form.email_address, autocomplete='email') }}
       {{ textbox(form.password, autocomplete='current-password') }}
-      {{ page_footer("Continue", secondary_link=url_for('.forgot_password'), secondary_link_text="Forgot your password?") }}
+      {{ page_footer("Continue", secondary_link=url_for('.forgot_password'), secondary_link_text="Forgotten your password?") }}
     {% endcall %}
   </div>
 </div>
diff --git a/tests/app/main/views/test_sign_in.py b/tests/app/main/views/test_sign_in.py
index a244df470..6b6537e7e 100644
--- a/tests/app/main/views/test_sign_in.py
+++ b/tests/app/main/views/test_sign_in.py
@@ -22,7 +22,7 @@ def test_render_sign_in_template_for_new_user(
     assert page.select_one('#password')['autocomplete'] == 'current-password'
     assert page.select('main a')[0].text == 'create one now'
     assert page.select('main a')[0]['href'] == url_for('main.register')
-    assert page.select('main a')[1].text == 'Forgot your password?'
+    assert page.select('main a')[1].text == 'Forgotten your password?'
     assert page.select('main a')[1]['href'] == url_for('main.forgot_password')
     assert 'Sign in again' not in normalize_spaces(page.text)