diff --git a/configs/acadia_defconfig b/configs/acadia_defconfig
index 26221ce..51efe06 100644
--- a/configs/acadia_defconfig
+++ b/configs/acadia_defconfig
@@ -1,3 +1,4 @@
 CONFIG_PPC=y
 CONFIG_4xx=y
 CONFIG_TARGET_ACADIA=y
+CONFIG_SYS_NS16550=y