diff --git a/doc/common/section_cli_nova_host_aggregates.xml b/doc/common/section_cli_nova_host_aggregates.xml
index e25b8182ea..5dfdf61cde 100644
--- a/doc/common/section_cli_nova_host_aggregates.xml
+++ b/doc/common/section_cli_nova_host_aggregates.xml
@@ -27,7 +27,7 @@
     </para>
     <para>
       Administrators are able to optionally expose a host aggregate as an
-      availability zone. Availability zones are different to host aggregates
+      availability zone. Availability zones are different from host aggregates
       in that they are explicitly exposed to the user, and hosts can only be
       in a single availability zone. Administrators can configure a default
       availability zone where instances will be scheduled when the user