diff --git a/systemd/cubesatsim.service b/systemd/cubesatsim.service
index 5fc952d0..213fdfea 100644
--- a/systemd/cubesatsim.service
+++ b/systemd/cubesatsim.service
@@ -9,6 +9,8 @@ StandardOutput=inherit
 StandardError=inherit
 Restart=always
 User=pi
+CPUAccounting=true
+CPUQuota=5%
 
 [Install]
 WantedBy=default.target