diff --git a/tests/test_OperationGroup.py b/tests/test_OperationGroup.py
index daeed0a..b339c91 100644
--- a/tests/test_OperationGroup.py
+++ b/tests/test_OperationGroup.py
@@ -72,7 +72,7 @@ def setUp(self):
             varying_value = aaf.component.VaryingValue(f, param, interpdef)
             
             
-            p = varying_value.add_point(0, "1")
+            p = varying_value.add_point(0, 1)
             print 'original:', p['Value'].value
             p['Value'].value = "1/255"
             print "new->", p['Value'].value