diff --git a/components/eamxx/scripts/machines_specs.py b/components/eamxx/scripts/machines_specs.py
index fbaabf5e5de..9536d415c0d 100644
--- a/components/eamxx/scripts/machines_specs.py
+++ b/components/eamxx/scripts/machines_specs.py
@@ -23,7 +23,7 @@
                  ["mpicxx","mpifort","mpicc"],
                   "salloc -N 1 srun -n1 --preserve-env",
                   "/home/projects/e3sm/scream/pr-autotester/master-baselines/blake/"),
-    "weaver"   : (["source /etc/profile.d/modules.sh", "module purge", "module load cmake/3.25.1 git/2.39.1 python/3.10.8 py-netcdf4/1.5.8 gcc/11.3.0 cuda/11.8.0 openmpi netcdf-c netcdf-fortran parallel-netcdf netlib-lapack",
+    "weaver"   : (["source /etc/profile.d/modules.sh", "module purge", "module load cmake/3.25.1 git/2.39.1 python/3.10.8 py-netcdf4/1.5.8 gcc/11.3.0 cuda/11.8.0 openmpi netcdf-c netcdf-fortran parallel-netcdf netlib-lapack", "export HDF5_USE_FILE_LOCKING=FALSE",
                  ],
                  ["mpicxx","mpifort","mpicc"],
                   "bsub -I -q rhel8 -n 4 -gpu num=4",