diff --git a/scripts/lib/update_acme_tests.py b/scripts/lib/update_acme_tests.py
index efd22261367..477730dc3c2 100644
--- a/scripts/lib/update_acme_tests.py
+++ b/scripts/lib/update_acme_tests.py
@@ -141,6 +141,7 @@
                            "PET.f19_g16.X",
                            "PET.f45_g37_rx1.A",
                            "PET_Ln9.ne30_oECv3_ICG.A_WCYCL1850S",
+                           "PEM_Ln9.ne30_oECv3_ICG.A_WCYCL1850S",
                            "ERP_Ld3.ne30_oECv3_ICG.A_WCYCL1850S",
                            "SEQ_IOP.f19_g16.X",
                            "SMS.ne30_oECv3_ICG.A_WCYCL1850S",