diff --git a/scripts/Python/python-extensions.swig b/scripts/Python/python-extensions.swig
index 050af3a..19868fb 100644
--- a/scripts/Python/python-extensions.swig
+++ b/scripts/Python/python-extensions.swig
@@ -540,7 +540,7 @@
         if type(key) is int:
             return value(self.sbvalue.GetValueForExpressionPath("[%i]" % key))
         if type(key) is value:
-            return value(self.sbvalue.GetValueForExpressionPath("[%i]" % int(key))
+            return value(self.sbvalue.GetValueForExpressionPath("[%i]" % int(key)))
         raise TypeError("No array item of type %s" % str(type(key)))
 
     def __getattr__(self, name):