diff --git a/t/api/login.t b/t/api/login.t
index b1fef6d..1521378 100644
--- a/t/api/login.t
+++ b/t/api/login.t
@@ -24,7 +24,7 @@ my $test_json = {
   'email' => $email, 
   'postcode' => 'LA1 1AA', 
   'password' => $password, 
-  'age_range' => 1
+  year_of_birth => 2006
 };
 $t->post_ok('/api/register' => json => $test_json)
   ->status_is(200)
diff --git a/t/api/stats.t b/t/api/stats.t
index 180a91f..7468795 100644
--- a/t/api/stats.t
+++ b/t/api/stats.t
@@ -17,7 +17,7 @@ my $user = {
   email        => 'test@example.com',
   postcode     => 'LA1 1AA',
   password     => 'abc123',
-  age_range    => 1,
+  year_of_birth => 2006,
 };
 
 my $org = {
diff --git a/t/api/stats_leaderboards.t b/t/api/stats_leaderboards.t
index e8bf855..792c24d 100644
--- a/t/api/stats_leaderboards.t
+++ b/t/api/stats_leaderboards.t
@@ -17,7 +17,7 @@ my $user1 = {
   email        => 'test1@example.com',
   postcode     => 'LA1 1AA',
   password     => 'abc123',
-  age_range    => 1,
+  year_of_birth => 2006,
 };
 
 my $user2 = {
@@ -27,7 +27,7 @@ my $user2 = {
   email        => 'test2@example.com',
   postcode     => 'LA1 1AA',
   password     => 'abc123',
-  age_range    => 1,
+  year_of_birth => 2006,
 };
 
 my $user3 = {
@@ -37,7 +37,7 @@ my $user3 = {
   email        => 'test3@example.com',
   postcode     => 'LA1 1AA',
   password     => 'abc123',
-  age_range    => 1,
+  year_of_birth => 2006,
 };
 
 my $user4 = {
@@ -47,7 +47,7 @@ my $user4 = {
   email        => 'test4@example.com',
   postcode     => 'LA1 1AA',
   password     => 'abc123',
-  age_range    => 1,
+  year_of_birth => 2006,
 };
 
 my $org = {
diff --git a/t/api/user.t b/t/api/user.t
index b65abdc..76eb6ee 100644
--- a/t/api/user.t
+++ b/t/api/user.t
@@ -24,7 +24,7 @@ $framework->register_customer({
   'email' => $email,
   'postcode' => 'LA1 1AA',
   'password' => $password,
-  'age_range' => 1
+  year_of_birth => 2006
 });
 
 my $session_key = $framework->login({