diff --git a/api-ref/source/extensions.inc b/api-ref/source/extensions.inc
index fa8c9288a2c4..8b5c06c962c7 100644
--- a/api-ref/source/extensions.inc
+++ b/api-ref/source/extensions.inc
@@ -4,9 +4,9 @@
 .. needs:example_verification
 .. needs:body_verification
 
-=========================
- Extensions (extensions)
-=========================
+=====================================
+ Extensions (extensions) (DEPRECATED)
+=====================================
 
 Lists available extensions and shows information for an extension, by
 alias.
diff --git a/api-ref/source/index.rst b/api-ref/source/index.rst
index 40a2b67545c6..dd40dd5fcb7a 100644
--- a/api-ref/source/index.rst
+++ b/api-ref/source/index.rst
@@ -31,7 +31,6 @@
 .. include:: os-flavor-extra-specs.inc
 .. include:: os-keypairs.inc
 .. include:: limits.inc
-.. include:: extensions.inc
 .. include:: images.inc
 .. include:: os-agents.inc
 .. include:: os-aggregates.inc
@@ -63,3 +62,4 @@
 .. include:: os-simple-tenant-usage.inc
 .. include:: os-tenant-network.inc
 .. include:: os-volumes.inc
+.. include:: extensions.inc