diff --git a/ddr3_controller.sby b/ddr3_controller.sby
index 13179f1..1902dfa 100644
--- a/ddr3_controller.sby
+++ b/ddr3_controller.sby
@@ -10,4 +10,3 @@ prep -top ddr3_controller
 
 [files]
 ./rtl/ddr3_controller.v
-./rtl/ddr3_parameters.vh