diff --git a/meson.build b/meson.build
index 90c9d23..e7983ea 100644
--- a/meson.build
+++ b/meson.build
@@ -103,6 +103,6 @@
 subdir('vpd-manager')
 
 systemd_system_unit_dir = dependency('systemd').get_variable(
-    'systemdsystemunitdir',
+    'systemd_system_unit_dir',
 )
 install_data(services, install_dir: systemd_system_unit_dir)