diff --git a/flask_caster.py b/flask_caster.py
index db1e2b5..481d21d 100644
--- a/flask_caster.py
+++ b/flask_caster.py
@@ -15,7 +15,7 @@ class FlaskCaster(object):
 
     This will do a few things:
      - Assure that the 'size' query parameter is always an integer.
-     - Assure that the 'json' query parameter is always an integer.
+     - Assure that the 'json' query parameter is always an boolean.
      - Assure that the 'json' query parameter is always present, even if
        if it wasn't provided by the end-user.
     """