diff --git a/test/test.py b/test/test.py
index d76a34e..9fe35d6 100644
--- a/test/test.py
+++ b/test/test.py
@@ -220,6 +220,13 @@ class FormDefinitionTest(unittest.TestCase):
         self.assertNotIn('val_checkbox', errors)
         self.assertEquals(values['val_checkbox'], 'on')
 
+    def testValidateCheckboxDefaultOn(self):
+        fd = self.fc.get_form_def('test_val_checkbox_on')
+        form_values = {"val_checkbox_on": 'off'}
+        errors, values = fd.validate(form_values)
+        self.assertNotIn('val_checkbox_on', errors)
+        self.assertEquals(values['val_checkbox_on'], 'off')
+
     def testValidateCheckboxInvalid(self):
         fd = self.fc.get_form_def('test_val_checkbox')
         form_values = {"val_checkbox": 'true'}
diff --git a/test/test_formdefinition_validate.json b/test/test_formdefinition_validate.json
index 5cbd0bd..043516f 100644
--- a/test/test_formdefinition_validate.json
+++ b/test/test_formdefinition_validate.json
@@ -98,6 +98,20 @@
                 }
             ]
         },
+        {
+            "name": "test_val_checkbox_on",
+            "title": "test_val_checkbox_on",
+            "description": "description",
+            "script": "test.sh",
+            "fields": [
+                {
+                    "name": "val_checkbox",
+                    "title": "field",
+                    "type": "checkbox",
+                    "value": true
+                }
+            ]
+        },
         {
             "name": "test_val_text",
             "title": "title",