diff --git a/meson.build b/meson.build
index f1a5428..0bc6b7c 100644
--- a/meson.build
+++ b/meson.build
@@ -60,7 +60,7 @@
 ssl = dependency('openssl')
 
 systemd = dependency('systemd')
-systemd_system_unit_dir = systemd.get_variable('systemdsystemunitdir')
+systemd_system_unit_dir = systemd.get_variable('systemd_system_unit_dir')
 
 build_tests = get_option('tests')