diff --git a/doc/source/shared/abbrevs.txt b/doc/source/shared/abbrevs.txt
index 85f39d291..72ca116c4 100755
--- a/doc/source/shared/abbrevs.txt
+++ b/doc/source/shared/abbrevs.txt
@@ -166,6 +166,8 @@
 .. |SMT| replace:: :abbr:`SMT (Simultaneous Multithreading)`
 .. |SNAT| replace:: :abbr:`SNAT (Source Network Address Translation)`
 .. |SNMP| replace:: :abbr:`SNMP (Simple Network Management Protocol)`
+.. |SPG| replace:: :abbr:`SPG (Subcloud Peer Group)`
+.. |SPGs| replace:: :abbr:`SPGs (Subcloud Peer Groups)`
 .. |SPO| replace:: :abbr:`SPO (Security Profiles Operator)`
 .. |SRIOV| replace:: :abbr:`SR-IOV (Single Root I/O Virtualization)`
 .. |SRIOVs| replace:: :abbr:`SR-IOVs (Single Root I/O Virtualizations)`