diff --git a/codeforlife/user/tests/auth/password_validators/test_independent.py b/codeforlife/user/tests/auth/password_validators/test_independent.py
index 8bd96c06..2b52fe4c 100644
--- a/codeforlife/user/tests/auth/password_validators/test_independent.py
+++ b/codeforlife/user/tests/auth/password_validators/test_independent.py
@@ -9,10 +9,13 @@
 
 
 class TestIndependentPasswordValidator(PasswordValidatorTestCase):
-    user = User.objects.filter(
-        new_teacher__isnull=True, new_student__isnull=True
-    ).first()
-    validator = IndependentPasswordValidator()
+    @classmethod
+    def setUpClass(cls):
+        cls.user = User.objects.filter(
+            new_teacher__isnull=True, new_student__isnull=True
+        ).first()
+        cls.validator = IndependentPasswordValidator()
+        super(TestIndependentPasswordValidator, cls).setUpClass()
 
     def test_validate__password_too_short(self):
         password = "fxwSn4}"
diff --git a/codeforlife/user/tests/auth/password_validators/test_student.py b/codeforlife/user/tests/auth/password_validators/test_student.py
index 256b0e15..7485751f 100644
--- a/codeforlife/user/tests/auth/password_validators/test_student.py
+++ b/codeforlife/user/tests/auth/password_validators/test_student.py
@@ -9,8 +9,11 @@
 
 
 class TestStudentPasswordValidator(PasswordValidatorTestCase):
-    user = User.objects.filter(new_student__isnull=False).first()
-    validator = StudentPasswordValidator()
+    @classmethod
+    def setUpClass(cls):
+        cls.user = User.objects.filter(new_student__isnull=False).first()
+        cls.validator = StudentPasswordValidator()
+        super(TestStudentPasswordValidator, cls).setUpClass()
 
     def test_validate__password_too_short(self):
         password = "fxwSn"
diff --git a/codeforlife/user/tests/auth/password_validators/test_teacher.py b/codeforlife/user/tests/auth/password_validators/test_teacher.py
index 552bf169..cbcdaeef 100644
--- a/codeforlife/user/tests/auth/password_validators/test_teacher.py
+++ b/codeforlife/user/tests/auth/password_validators/test_teacher.py
@@ -9,8 +9,11 @@
 
 
 class TestTeacherPasswordValidator(PasswordValidatorTestCase):
-    user = User.objects.first()
-    validator = TeacherPasswordValidator()
+    @classmethod
+    def setUpClass(cls):
+        cls.user = User.objects.first()
+        cls.validator = TeacherPasswordValidator()
+        super(TestTeacherPasswordValidator, cls).setUpClass()
 
     def test_validate__password_too_short(self):
         password = "fxwSn4}PW"