diff --git a/config.sh b/config.sh
index 21816bbb..745c0e7c 100755
--- a/config.sh
+++ b/config.sh
@@ -90,6 +90,11 @@ case "$1" in
 	repo_sync nexus-4
 	;;
 
+"nexus-5")
+  echo DEVICE=hammerhead >> .tmp-config &&
+  repo_sync nexus-5
+  ;;
+
 "optimus-l5")
 	echo DEVICE=m4 >> .tmp-config &&
 	repo_sync $1
diff --git a/flash.sh b/flash.sh
index ceb64c1a..6401e7e0 100755
--- a/flash.sh
+++ b/flash.sh
@@ -114,7 +114,8 @@ flash_fastboot()
 	"")
 		# helix doesn't support erase command in fastboot mode.
 		VERB="erase"
-		if [ "$DEVICE" == "mako" ] || [ "$DEVICE" == "flo" ]; then
+		if [ "$DEVICE" == "hammerhead" ] || [ "$DEVICE" == "mako" ] ||
+		[ "$DEVICE" == "flo" ]; then
 			VERB="format"
 		fi
 		if [ "$DEVICE" != "helix" ]; then
@@ -325,7 +326,7 @@ case "$DEVICE" in
 	flash_fastboot nounlock $PROJECT
 	;;
 
-"panda"|"maguro"|"m4"|"crespo"|"crespo4g"|"mako"|"flo")
+"panda"|"maguro"|"m4"|"crespo"|"crespo4g"|"mako"|"hammerhead"|"flo")
 	flash_fastboot unlock $PROJECT
 	;;