diff --git a/sys/conf/files b/sys/conf/files
index e91a97bcdaf..caaed94e76b 100644
--- a/sys/conf/files
+++ b/sys/conf/files
@@ -1779,6 +1779,8 @@ dev/ixgbe/ixgbe_82599.c		optional ix ixv inet \
 	compile-with "${NORMAL_C} -I$S/dev/ixgbe"
 dev/ixgbe/ixgbe_x540.c		optional ix ixv inet \
 	compile-with "${NORMAL_C} -I$S/dev/ixgbe"
+dev/ixgbe/ixgbe_x550.c		optional ix ixv inet \
+	compile-with "${NORMAL_C} -I$S/dev/ixgbe"
 dev/ixgbe/ixgbe_dcb.c		optional ix ixv inet \
 	compile-with "${NORMAL_C} -I$S/dev/ixgbe"
 dev/ixgbe/ixgbe_dcb_82598.c	optional ix ixv inet \