diff --git a/systemd_units/service b/systemd_units/service
index 7edfde0..64e10e6 100644
--- a/systemd_units/service
+++ b/systemd_units/service
@@ -3,6 +3,8 @@ Description=GitHub Documentation Previewer Service
 
 [Service]
 ExecStart=/usr/bin/doc-previewer
+User=web
+Group=web
 StandardOutput=journal
 StandardError=journal