diff --git a/studies_base/models/study_eligibility_condition_body_site.py b/studies_base/models/study_eligibility_condition_body_site.py
index b62b406..e4f3c3d 100644
--- a/studies_base/models/study_eligibility_condition_body_site.py
+++ b/studies_base/models/study_eligibility_condition_body_site.py
@@ -9,5 +9,5 @@ class StudyEligibilityConditionBodySite(models.Model):
 
     name = fields.Char("Name")
     sequence = fields.Integer("Sequence")
-    value = fields.Char("Value")
+    value = fields.Integer("Value")