diff --git a/documentation/dev-manual/dev-manual-common-tasks.xml b/documentation/dev-manual/dev-manual-common-tasks.xml
index 6b9f3aa786..e7e7b9ef97 100644
--- a/documentation/dev-manual/dev-manual-common-tasks.xml
+++ b/documentation/dev-manual/dev-manual-common-tasks.xml
@@ -8253,7 +8253,8 @@ Some notes from Cal:
sub-architecture values.
If so, the class sets the
PACKAGE_ARCH
- value as MACHINE_SUBARCH.
+ value based on the MACHINE_SUBARCH
+ value.
If the package does not provide or depend on one of the
sub-architecture values but it matches a value in the
machine-specific filter, it sets