diff --git a/documentation/ref-manual/ref-qa-checks.xml b/documentation/ref-manual/ref-qa-checks.xml
index 5f31dcd06a..43a0bd0b52 100644
--- a/documentation/ref-manual/ref-qa-checks.xml
+++ b/documentation/ref-manual/ref-qa-checks.xml
@@ -1032,7 +1032,7 @@
                     variable.
                     Files that do not appear in any package cannot be present in
                     an image later on in the build process.
-                    You need to one of the following:
+                    You need to do one of the following:
                     <itemizedlist>
                         <listitem><para>
                             Add the files to <filename>FILES</filename> for the