diff --git a/doc/guides/rel_notes/release_2_1.rst b/doc/guides/rel_notes/release_2_1.rst
index ed026ef70c..103a5ee88d 100644
--- a/doc/guides/rel_notes/release_2_1.rst
+++ b/doc/guides/rel_notes/release_2_1.rst
@@ -293,6 +293,15 @@ New Features
   series of 10G/40G adapters.
 
 
+* **Enhanced support for Mellanox ConnectX-3 driver (mlx4).**
+
+  *  Support Mellanox OFED 3.0.
+  *  Improved performance for both RX and TX operations.
+  *  Better link status information.
+  *  Outer L3/L4 checksum offload support.
+  *  Inner L3/L4 checksum offload support for VXLAN.
+
+
 * **Enabled VMXNET3 vlan filtering.**
 
   Added support for the VLAN filter functionality of the VMXNET3 interface.
@@ -931,6 +940,9 @@ Resolved Issues
   improve performance.
 
 
+* **mlx4: Fix compilation as a shared library and on 32 bit platforms.**
+
+
 * **mlx4: Fix possible crash on scattered mbuf allocation failure.**
 
   Fixes issue where failing to allocate a segment, ``mlx4_rx_burst_sp()``