diff --git a/rietveld.py b/rietveld.py
index 59d8b4834..a4fd4d920 100644
--- a/rietveld.py
+++ b/rietveld.py
@@ -313,7 +313,7 @@ class Rietveld(object):
     for key in sorted(three_state_keys):
       value = three_state_keys[key]
       if value is not None:
-        url += '&%s=%d' % (key, int(value) + 1)
+        url += '&%s=%s' % (key, value)
 
     if keys_only:
       url += '&keys_only=True'
diff --git a/tests/rietveld_test.py b/tests/rietveld_test.py
index e136deb41..7bcb9bcbc 100755
--- a/tests/rietveld_test.py
+++ b/tests/rietveld_test.py
@@ -340,9 +340,9 @@ class RietveldTest(BaseFixture):
         '&modified_before=2010-02-01'
         '&owner=owner%40example.com'
         '&reviewer=reviewer%40example.com'
-        '&closed=2'
-        '&commit=2'
-        '&private=2'
+        '&closed=True'
+        '&commit=True'
+        '&private=True'
         '&keys_only=True'
         '&with_messages=True'
         '&limit=23')