diff --git a/conf/systemd.service b/conf/systemd.service
index db2e7fc..d4ac2b4 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -9,7 +9,6 @@ User=__APP__
 Group=__APP__
 WorkingDirectory=__FINALPATH__/
 ExecStart=__FINALPATH__/__APP__ serve --port __PORT__
-Environment="SHIORI_DIR=__DATADIR__"
 StandardOutput=append:/var/log/__APP__/__APP__.log
 StandardError=inherit