diff --git a/litex/soc/integration/soc_sdram.py b/litex/soc/integration/soc_sdram.py
index 71f54b177..0dc8ff9b0 100644
--- a/litex/soc/integration/soc_sdram.py
+++ b/litex/soc/integration/soc_sdram.py
@@ -1,5 +1,6 @@
 # This file is Copyright (c) 2015 Sebastien Bourdeauducq <sb@m-labs.hk>
 # This file is Copyright (c) 2015-2019 Florent Kermarrec <florent@enjoy-digital.fr>
+# This file is Copyright (c) 2019 Gabriel L. Somlo <somlo@cmu.edu>
 # License: BSD
 
 from math import log2