diff --git a/cumulus/src/plugins/alpha/core2chip/cmos.py b/cumulus/src/plugins/alpha/core2chip/cmos.py
index 9f88358a..1d154db6 100644
--- a/cumulus/src/plugins/alpha/core2chip/cmos.py
+++ b/cumulus/src/plugins/alpha/core2chip/cmos.py
@@ -31,7 +31,8 @@ from   Hurricane  import Net
 import Viewer     
 from   CRL        import Catalog
 from   CRL        import AllianceFramework
-from   helpers.io import ErrorMessage, trace
+from   helpers    import trace
+from   helpers.io import ErrorMessage
 from   plugins.alpha.core2chip.core2chip import CoreToChip as BaseCoreToChip
 from   plugins.alpha.core2chip.core2chip import IoNet
 from   plugins.alpha.core2chip.core2chip import IoPad