diff --git a/documentation/dev-manual/dev-manual-common-tasks.xml b/documentation/dev-manual/dev-manual-common-tasks.xml
index 1e8170ed31..39dedd2d85 100644
--- a/documentation/dev-manual/dev-manual-common-tasks.xml
+++ b/documentation/dev-manual/dev-manual-common-tasks.xml
@@ -394,7 +394,7 @@
Flattens the layer configuration into a separate output directory.
Flattening your layer configuration builds a "flattened" directory that contains
the contents of all layers, with any overlayed recipes removed and any
- recipe append files (.bbappend) appended to the corresponding recipes.
+ .bbappend files appended to the corresponding recipes.
You might have to perform some manual cleanup of the flattened layer as follows:
Non-recipe files (such as patches) are overwritten.