diff --git a/previewbot.service b/previewbot.service
index 1504d53..14ed07f 100644
--- a/previewbot.service
+++ b/previewbot.service
@@ -3,8 +3,7 @@ Description=XMPP preview bot
 After=prosody.service
 
 [Service]
-User=nobody
-Group=nobody
+DynamicUser=yes
 WorkingDirectory=/opt/previewbot
 ExecStart=/usr/bin/python3 previewbot.py