diff --git a/env/build_hera_intel.env b/env/build_hera_intel.env
index 12b93ea24e..f071a7523b 100644
--- a/env/build_hera_intel.env
+++ b/env/build_hera_intel.env
@@ -56,4 +56,4 @@ export FC=mpiifort
 export CMAKE_Platform=hera.intel
 
 # use shared memory and OpenFabrics Alliance (OFA) fabric with Intel MPI to circumvent RDMA-related bug in DAPL.
-export I_MPI_FABRICS=shm:ofa
+#export I_MPI_FABRICS=shm:ofa