diff --git a/architecture.rst b/architecture.rst
index c62f132..ecd5cc9 100644
--- a/architecture.rst
+++ b/architecture.rst
@@ -369,11 +369,11 @@
 advantage of P4 and programmable ASICs, Intel Tofino or Broadcom Trident 4 are more
 appropriate choices.
 
-ONL and ONIE
-^^^^^^^^^^^^
-The SD-Fabric switch software stack includes Open Network Linux (ONL) and Open Network
+SONiC and ONIE
+^^^^^^^^^^^^^^
+The SD-Fabric switch software stack includes SONiC and Open Network
 Install Environment (ONIE) from OCP. The switches are shipped with ONIE, a boot loader that
-enables the installation of the target OS as part of the provisioning process. ONL, a Linux
+enables the installation of the target OS as part of the provisioning process. SONiC, a Linux
 distribution for bare metal switches, is used as the base operating system. It ships with a number
 of additional drivers for bare metal switch hardware elements (e.g., LEDs, SFPs) that are typically
 unavailable in normal Linux distributions for bare metal servers (e.g., Ubuntu).