diff --git a/atst/forms/ccpo_user.py b/atst/forms/ccpo_user.py
index 3ef23257..e9e07ec2 100644
--- a/atst/forms/ccpo_user.py
+++ b/atst/forms/ccpo_user.py
@@ -9,5 +9,5 @@ from atst.utils.localization import translate
 class CCPOUserForm(FlaskForm):
     dod_id = StringField(
         translate("forms.new_member.dod_id_label"),
-        validators=[Required(), Length(min=10), IsNumber()],
+        validators=[Required(), Length(min=10, max=10), IsNumber()],
     )