diff --git a/tests/units/User/Avatar/LetterAvatarProviderTest.php b/tests/units/User/Avatar/LetterAvatarProviderTest.php
index 0c1bfc4ba..39e51c98e 100644
--- a/tests/units/User/Avatar/LetterAvatarProviderTest.php
+++ b/tests/units/User/Avatar/LetterAvatarProviderTest.php
@@ -23,7 +23,7 @@ class LetterAvatarProviderTest extends Base
     {
         $provider = new LetterAvatarProvider($this->container);
         $user = array('id' => 123, 'name' => 'Kanboard Admin', 'username' => 'bob', 'email' => '');
-        $expected = '<div class="avatar-letter" style="background-color: rgb(187, 224, 108)" title="Kanboard Admin">KA</div>';
+        $expected = '<div class="avatar-letter" style="background-color: rgb(131, 224, 108)" title="Kanboard Admin">KA</div>';
         $this->assertEquals($expected, $provider->render($user, 48));
     }
 
@@ -31,7 +31,7 @@ class LetterAvatarProviderTest extends Base
     {
         $provider = new LetterAvatarProvider($this->container);
         $user = array('id' => 123, 'name' => '', 'username' => 'admin', 'email' => '');
-        $expected = '<div class="avatar-letter" style="background-color: rgb(210, 97, 45)" title="admin">A</div>';
+        $expected = '<div class="avatar-letter" style="background-color: rgb(134, 45, 132)" title="admin">A</div>';
         $this->assertEquals($expected, $provider->render($user, 48));
     }
 }