diff --git a/meson.build b/meson.build
index b75d9f9..3293cd7 100644
--- a/meson.build
+++ b/meson.build
@@ -50,7 +50,7 @@
     output: 'phosphor-health-monitor.service',
     configuration: conf_data,
     install: true,
-    install_dir: systemd.get_variable('systemdsystemunitdir'),
+    install_dir: systemd.get_variable('systemd_system_unit_dir'),
 )
 
 if get_option('tests').allowed()