diff --git a/l3build.dtx b/l3build.dtx
index a708e9c2..2ea2c5da 100644
--- a/l3build.dtx
+++ b/l3build.dtx
@@ -1463,6 +1463,7 @@
 }
 \let\TYPE\LONGTYPEOUT
 %    \end{macrocode}
+% \end{macro}
 %
 % \begin{macro}{\STARTMESSAGE, \START}
 %   Start the test, after the optional |\documentclass|