diff --git a/iso/overlay/etc/systemd/system/bee-web.service b/iso/overlay/etc/systemd/system/bee-web.service
index 62c498b..e9f8925 100644
--- a/iso/overlay/etc/systemd/system/bee-web.service
+++ b/iso/overlay/etc/systemd/system/bee-web.service
@@ -10,7 +10,8 @@ RestartSec=3
 StandardOutput=journal
 StandardError=journal
 LimitMEMLOCK=infinity
-MemoryMax=3G
+# No MemoryMax: bee-web spawns GPU test subprocesses (dcgmproftester etc.)
+# that legitimately use several GB; a cgroup limit kills them via OOM.
 # Keep the web server responsive during GPU/CPU stress (children inherit nice+10
 # via Setpriority in runCmdJob, but the bee-web parent stays at 0).
 Nice=0