-Qt itself does not use the *.ts files, but a compact binary format (*.qm). In order
-to create these files from new or updated *.ts files, run
+Qt itself does not use the *.ts files, but a compact binary format (*.qm).
+These files will automatically be generated at build time. By default, all
+languages will be built. To select languages, add -DLINGUAS="<languages>"
+to your cmake call, where <languages> is a space-separated list of language
+codes as explained above.