diff --git a/CHANGES b/CHANGES
index a565307..ad468a7 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,6 +1,12 @@
 Changes
 +++++++
 
+0.1.53
+------
+- update to Subject Screening form validation to allow screening
+  age < 12 with consent, though as ineligible (#638-8)
+- bump to effect-form-validators 0.1.43
+
 0.1.52
 ------
 - updates to Subject Screening form (#638, #802)
diff --git a/effect_screening/tests/tests/test_eligibility.py b/effect_screening/tests/tests/test_eligibility.py
index d3d6887..cf93464 100644
--- a/effect_screening/tests/tests/test_eligibility.py
+++ b/effect_screening/tests/tests/test_eligibility.py
@@ -665,7 +665,12 @@ def test_age(self):
             **self.exclusion_criteria,
             **self.get_basic_opts(),
         )
-        opts.update(age_in_years=2)
+        opts.update(age_in_years=-1)
+        form = SubjectScreeningForm(data=opts)
+        form.is_valid()
+        self.assertIn("age_in_years", form._errors)
+
+        opts.update(age_in_years=120)
         form = SubjectScreeningForm(data=opts)
         form.is_valid()
         self.assertIn("age_in_years", form._errors)
@@ -675,6 +680,11 @@ def test_age(self):
         form.is_valid()
         self.assertNotIn("age_in_years", form._errors)
 
+        opts.update(age_in_years=12, parent_guardian_consent=YES)
+        form = SubjectScreeningForm(data=opts)
+        form.is_valid()
+        self.assertNotIn("age_in_years", form._errors)
+
     def test_cm_in_csf(self):
         opts = dict(
             **self.inclusion_criteria,
diff --git a/setup.cfg b/setup.cfg
index f9680de..3e62630 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -30,7 +30,7 @@ install_requires =
     edc-csf==0.3.6
     edc-microbiology==0.3.10
     beautifulsoup4
-    effect-form-validators==0.1.42
+    effect-form-validators==0.1.43
 
 [options.packages.find]
 exclude =