diff --git a/Overlays/jurecabooster_overlay/o/OpenMPI-settings/OpenMPI-settings-4.1-PSM.eb b/Overlays/jurecabooster_overlay/o/OpenMPI-settings/OpenMPI-settings-4.1-PSM.eb
index 42d8d884ca237802a999160fae38ffcd849a8824..b771c23e1464004212ae8ce82f9522dc71613664 100644
--- a/Overlays/jurecabooster_overlay/o/OpenMPI-settings/OpenMPI-settings-4.1-PSM.eb
+++ b/Overlays/jurecabooster_overlay/o/OpenMPI-settings/OpenMPI-settings-4.1-PSM.eb
@@ -25,17 +25,17 @@ modextravars = {
     # Also openib, since it is deprecated and should be substituted by the UCX support in the pml
     'OMPI_MCA_btl': 'ofi',
     'OMPI_MCA_mtl': 'ofi',
-#    'OMPI_MCA_btl_openib_allow_ib': '1',
-#    'OMPI_MCA_bml_r2_show_unreach_errors': '0',
-#    'OMPI_MCA_coll': '^ml',
-#    'OMPI_MCA_coll_hcoll_enable': '1',
-#    'OMPI_MCA_coll_hcoll_np': '0',
-#    'OMPI_MCA_pml': 'ucx',
-#    'OMPI_MCA_osc': '^rdma',
-#    'OMPI_MCA_opal_abort_print_stack': '1',
-#    'OMPI_MCA_opal_set_max_sys_limits': '1',
-#    'OMPI_MCA_opal_event_include': 'epoll',
-#    'OMPI_MCA_btl_openib_warn_default_gid_prefix': '0',
+    # 'OMPI_MCA_btl_openib_allow_ib': '1',
+    # 'OMPI_MCA_bml_r2_show_unreach_errors': '0',
+    # 'OMPI_MCA_coll': '^ml',
+    # 'OMPI_MCA_coll_hcoll_enable': '1',
+    # 'OMPI_MCA_coll_hcoll_np': '0',
+    # 'OMPI_MCA_pml': 'ucx',
+    # 'OMPI_MCA_osc': '^rdma',
+    # 'OMPI_MCA_opal_abort_print_stack': '1',
+    # 'OMPI_MCA_opal_set_max_sys_limits': '1',
+    # 'OMPI_MCA_opal_event_include': 'epoll',
+    # 'OMPI_MCA_btl_openib_warn_default_gid_prefix': '0',
     # OMPIO does not seem to work reliably on our system
     'OMPI_MCA_io': 'romio321',
 }