diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt
index 46b3663..004f9d4 100644
--- a/runtime/doc/eval.txt
+++ b/runtime/doc/eval.txt
@@ -9770,6 +9770,7 @@
 		For the use of {buf}, see |bufname()| above.
 
 		{lnum} is used like with |setline()|.
+		Use "$" to refer to the last line in buffer {buf}.
 		When {lnum} is just below the last line the {text} will be
 		added below the last line.