diff --git a/extra/opendoas/build b/extra/opendoas/build
index 2512db86..ad56c468 100755
--- a/extra/opendoas/build
+++ b/extra/opendoas/build
@@ -12,4 +12,6 @@ sed -i '/chown/d' GNUmakefile
 make
 make DESTDIR="$1" install
 
-install -Dm600 doas.conf "$1/etc/doas.conf"
+mkdir -p "$1/etc"
+cp -f doas.conf "$1/etc"
+chmod 600 "$1/etc/doas.conf"