diff --git a/product_docs/docs/pgd/5.6/nodes/subscriber_only/optimizing-so.mdx b/product_docs/docs/pgd/5.6/nodes/subscriber_only/optimizing-so.mdx
index 9fec057908f..7ddaa7c19dc 100644
--- a/product_docs/docs/pgd/5.6/nodes/subscriber_only/optimizing-so.mdx
+++ b/product_docs/docs/pgd/5.6/nodes/subscriber_only/optimizing-so.mdx
@@ -22,7 +22,7 @@ To get the benefit of the new SO group and node replication, you must have your
 
 ## How the optimized topology works
 
-For clusters using groups for their data nodes, subscriber-only groups can use a more efficient model. This model uses a subscriber-only group leader, similar to a write leader in PGD proxies.
+For clusters using groups for their data nodes, subscriber-only groups can use a more efficient model. This model uses subscriber-only group leaders, similar to write leaders in PGD proxies.
 
 Each subscriber-only group uses that group leader to replicate changes to other subscriber-only nodes in its group. The group leader acts as a replication proxy for incoming changes.