diff --git a/opal/mca/btl/openib/mca-btl-openib-device-params.ini b/opal/mca/btl/openib/mca-btl-openib-device-params.ini
index ae0fc235201..c58f6c6a3f1 100644
--- a/opal/mca/btl/openib/mca-btl-openib-device-params.ini
+++ b/opal/mca/btl/openib/mca-btl-openib-device-params.ini
@@ -181,6 +181,15 @@ max_inline_data = 256
 
 ############################################################################
 
+[Mellanox ConnectX5]
+vendor_id = 0x2c9,0x5ad,0x66a,0x8f1,0x1708,0x03ba,0x15b3,0x119f
+vendor_part_id = 4119
+use_eager_rdma = 1
+mtu = 4096
+max_inline_data = 256
+
+############################################################################
+
 [IBM eHCA 4x and 12x]
 vendor_id = 0x5076
 vendor_part_id = 0