diff --git a/bot/build.sh b/bot/build.sh
index 7c637aea..ad40bbf2 100755
--- a/bot/build.sh
+++ b/bot/build.sh
@@ -21,6 +21,9 @@
 # stop as soon as something fails
 set -e
 
+echo "ULIMITS:"
+ulimit -a
+
 # Make sure we are referring to software-layer as working directory
 software_layer_dir=$(dirname $(dirname $(realpath $0)))
 # source utils.sh and cfg_files.sh
diff --git a/easystacks/software.eessi.io/2025.06/accel/nvidia/eessi-2025.06-eb-5.3.0-2025b.yml b/easystacks/software.eessi.io/2025.06/accel/nvidia/eessi-2025.06-eb-5.3.0-2025b.yml
new file mode 100644
index 00000000..54fecd14
--- /dev/null
+++ b/easystacks/software.eessi.io/2025.06/accel/nvidia/eessi-2025.06-eb-5.3.0-2025b.yml
@@ -0,0 +1,4 @@
+easyconfigs:
+  - GROMACS-2025.4-foss-2025b-CUDA-12.9.1.eb:
+      options:
+        from-commit: 23228c21d24b49a10bd5a51f09e14f5484d7b67d
diff --git a/eb_hooks.py b/eb_hooks.py
index 0a22b2c2..8c2f6bed 100644
--- a/eb_hooks.py
+++ b/eb_hooks.py
@@ -1526,6 +1526,7 @@ def pre_test_hook_gromacs(self, *args, **kwargs):
     """
     cpu_target = get_eessi_envvar('EESSI_SOFTWARE_SUBDIR')
     if self.name == 'GROMACS':
+        self.cfg['pretestopts'] = 'env && ulimit -a && numactl --show && '
         if self.version < '2026.3' and cpu_target == CPU_TARGET_NVIDIA_GRACE:
             self.cfg['pretestopts'] = 'export HWLOC_KEEP_NVIDIA_GPU_NUMA_NODES=0 && '
     else: