diff --git a/doc/source/devref/sriov_nic_agent.rst b/doc/source/devref/sriov_nic_agent.rst
index bc63e96477a..2f08569a4a7 100644
--- a/doc/source/devref/sriov_nic_agent.rst
+++ b/doc/source/devref/sriov_nic_agent.rst
@@ -37,8 +37,9 @@ VM instances running on the compute node to the public network.
 
 In most common deployments, there are compute and a network nodes.
 Compute node can support VM connectivity via SR-IOV enabled NIC. SR-IOV NIC Agent manages
-Virtual Functions admin state. In the future it will manage additional settings, such as
-quality of service, rate limit settings, spoofcheck and more.
+Virtual Functions admin state. Quality of service is partially implemented with the bandwidth limit
+and minimum bandwidth rules. In the future it will manage additional settings, such as additional
+quality of service rules, rate limit settings, spoofcheck and more.
 Network node will be usually deployed with either Open vSwitch or Linux Bridge to support network node functionality.