diff --git a/articles/virtual-machines/vm-naming-conventions.md b/articles/virtual-machines/vm-naming-conventions.md
index eff99a76bcf..6c64de4417d 100644
--- a/articles/virtual-machines/vm-naming-conventions.md
+++ b/articles/virtual-machines/vm-naming-conventions.md
@@ -27,7 +27,7 @@ This page outlines the naming conventions used for Azure VMs. VMs use these nami
 | *Subfamily | Used for specialized VM differentiations only|
 | # of vCPUs| Denotes the number of vCPUs of the VM |
 | *Constrained vCPUs| Used for certain VM sizes only. Denotes the number of vCPUs for the [constrained vCPU capable size](./constrained-vcpu.md) |
-| Additive Features | Lower case letters denote additive features, such as: <br> a = AMD-based processor <br> b = Block Storage performance <br> d = diskful (that is, a local temp disk is present); this feature is for newer Azure VMs, see [Ddv4 and Ddsv4-series](./ddv4-ddsv4-series.md) <br> i = isolated size <br> l = low memory; a lower amount of memory than the memory intensive size <br> m = memory intensive; the most amount of memory in a particular size <br>p = ARM Cpu <br> t = tiny memory; the smallest amount of memory in a particular size <br> s = Premium Storage capable, including possible use of [Ultra SSD](./disks-types.md#ultra-disks) (Note: some newer sizes without the attribute of s can still support Premium Storage, such as M128, M64, etc.)<br> C = Confidential <br>NP = node packing <br> 
+| Additive Features | Lower case letters denote additive features, such as: <br> a = AMD-based processor <br> b = Block Storage performance <br> d = diskful (that is, a local temp disk is present); this feature is for newer Azure VMs, see [Ddv4 and Ddsv4-series](./ddv4-ddsv4-series.md) <br> i = isolated size <br> l = low memory; a lower amount of memory than the memory intensive size <br> m = memory intensive; the most amount of memory in a particular size <br>p = ARM Cpu <br> t = tiny memory; the smallest amount of memory in a particular size <br> s = Premium Storage capable, including possible use of [Ultra SSD](./disks-types.md#ultra-disks) (Note: some newer sizes without the attribute of s can still support Premium Storage, such as M128, M64, etc.)<br> C = Confidential <br> 
 | *Accelerator Type | Denotes the type of hardware accelerator in the specialized/GPU SKUs. Only the new specialized/GPU SKUs launched from Q3 2020 have the hardware accelerator in the name. |
 | Version | Denotes the version of the VM Family Series |