diff --git a/meson.build b/meson.build
index 7d44a10746..d718f70097 100644
--- a/meson.build
+++ b/meson.build
@@ -54,13 +54,8 @@ endif
 
 #####################################################################
 
-rootprefixdir = get_option('rootprefix')
 conf.set10('HAVE_SPLIT_USR', get_option('split-usr'))
-if get_option('split-usr')
-        rootprefixdir = rootprefixdir != '' ? rootprefixdir : '/'
-else
-        rootprefixdir = rootprefixdir != '' ? rootprefixdir : '/usr'
-endif
+rootprefixdir = get_option('split-usr') ? '/' : '/usr'
 
 sysvinit_path = get_option('sysvinit-path')
 sysvrcnd_path = get_option('sysvrcnd-path')
@@ -99,7 +94,7 @@ polkitrulesdir = join_paths(datadir, 'polkit-1/rules.d')
 polkitpkladir = join_paths(localstatedir, 'lib/polkit-1/localauthority/10-vendor.d')
 varlogdir = join_paths(localstatedir, 'log')
 xinitrcdir = join_paths(sysconfdir, 'X11/xinit/xinitrc.d')
-rpmmacrosdir = get_option('rpmmacrosdir')
+rpmmacrosdir = join_paths(prefixdir, get_option('rpmmacrosdir'))
 modprobedir = join_paths(rootprefixdir, 'lib/modprobe.d')
 
 # Our own paths
@@ -181,7 +176,6 @@ conf.set_quoted('SYSTEMD_SLEEP_BINARY_PATH',                  join_paths(rootlib
 conf.set_quoted('SYSTEMCTL_BINARY_PATH',                      join_paths(rootbindir, 'systemctl'))
 conf.set_quoted('SYSTEMD_TTY_ASK_PASSWORD_AGENT_BINARY_PATH', join_paths(rootbindir, 'systemd-tty-ask-password-agent'))
 conf.set_quoted('SYSTEMD_STDIO_BRIDGE_BINARY_PATH',           join_paths(bindir, 'systemd-stdio-bridge'))
-conf.set_quoted('ROOTPREFIX',                                 rootprefixdir)
 conf.set_quoted('RANDOM_SEED_DIR',                            randomseeddir)
 conf.set_quoted('RANDOM_SEED',                                join_paths(randomseeddir, 'random-seed'))
 conf.set_quoted('SYSTEMD_CRYPTSETUP_PATH',                    join_paths(rootlibexecdir, 'systemd-cryptsetup'))
diff --git a/meson_options.txt b/meson_options.txt
index 498a32ab11..49ebd6c036 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -20,8 +20,6 @@ option('split-usr', type : 'boolean', value : false,
        description : '''assume that /bin, /sbin aren't symlinks into /usr''')
 option('rootlibdir', type : 'string',
        description : '''[/usr]/lib/x86_64-linux-gnu or such''')
-option('rootprefix', type : 'string',
-       description : '''override the root prefix''')
 option('link-udev-shared', type : 'boolean',
        description : 'link systemd-udev and its helpers to libsystemd-shared.so')