diff --git a/Makefile b/Makefile
index 55f7641..5ad14b4 100644
--- a/Makefile
+++ b/Makefile
@@ -17,6 +17,8 @@ endif
 
 ifeq (${DISTRO},manjaro)
 DISTRO := archlinux
+else ifeq (${DISTRO},arch)
+DISTRO := archlinux
 endif
 
 $(warning Building on ${DISTRO})
diff --git a/tools/dockerbuild.sh b/tools/dockerbuild.sh
index 6fc3ca6..95549d8 100755
--- a/tools/dockerbuild.sh
+++ b/tools/dockerbuild.sh
@@ -24,10 +24,9 @@ case "${DISTRO}" in
 		try pacman -S --noconfirm base-devel python meson lsb-release git
 
 		# Work around makepkg brain-damage and build as nobody
-		try mkdir -p /tmp/build
 		try cp -r /srcs /tmp/build
 		try chown -R nobody:nobody /tmp/build
-		cd /tmp/build
+		try cd /tmp/build
 		try sudo -u nobody make
 		try cp build/* /srcs/build
 		;;