diff --git a/api/validators.py b/api/validators.py
index 81cb5d1..12b032e 100644
--- a/api/validators.py
+++ b/api/validators.py
@@ -48,8 +48,6 @@ def validate_exists(*keys):
         def wrapper(*args, **kwargs):
             for key in keys:
                 _check_parameter_exists(key)
-                if not key in request.args:
-                    raise ValidationError('No {} is specified'.format(key))
             return f(*args, **kwargs)
         return wrapper
     return decorator