diff --git a/runtime/doc/cmdline.txt b/runtime/doc/cmdline.txt
index c5d0096..cbcf0ad 100644
--- a/runtime/doc/cmdline.txt
+++ b/runtime/doc/cmdline.txt
@@ -1,4 +1,4 @@
-*cmdline.txt*   For Vim version 9.0.  Last change: 2023 May 20
+*cmdline.txt*   For Vim version 9.0.  Last change: 2023 Nov 15
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -362,6 +362,7 @@
 		A positive number represents the absolute index of an entry
 		as it is given in the first column of a :history listing.
 		This number remains fixed even if other entries are deleted.
+		(see |E1510|)
 
 		A negative number means the relative position of an entry,
 		counted from the newest entry (which has index -1) backwards.