diff --git a/scripts/integration-vm.py b/scripts/integration-vm.py
index 9afbe0e..cb9f542 100644
--- a/scripts/integration-vm.py
+++ b/scripts/integration-vm.py
@@ -202,6 +202,7 @@ def up(host, name=None, mem_mib=DEFAULT_MEM_MIB, vcpus=DEFAULT_VCPUS):
         str(seed), str(RUN_DIR / "user-data"), str(RUN_DIR / "meta-data")])
     console = CACHE_DIR / f"{name}-console.log"
     sh(["virt-install", "--name", name, "--memory", str(mem_mib), "--vcpus", str(vcpus),
+        "--boot", "uefi",   # genericcloud triple-faults on legacy BIOS handoff; UEFI boots
         "--import",
         "--disk", f"path={overlay},format=qcow2",
         "--disk", f"path={seed},device=cdrom",