diff --git a/runtime/doc/repeat.txt b/runtime/doc/repeat.txt
index 9c701ff..cc2cb7d 100644
--- a/runtime/doc/repeat.txt
+++ b/runtime/doc/repeat.txt
@@ -1,4 +1,4 @@
-*repeat.txt*    For Vim version 8.1.  Last change: 2019 May 07
+*repeat.txt*    For Vim version 8.1.  Last change: 2019 May 22
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -178,7 +178,7 @@
 :so[urce] {file}	Read Ex commands from {file}.  These are commands that
 			start with a ":".
 			Triggers the |SourcePre| autocommand.
-
+							*:source!*
 :so[urce]! {file}	Read Vim commands from {file}.  These are commands
 			that are executed from Normal mode, like you type
 			them.
@@ -186,6 +186,7 @@
 			|:bufdo|, in a loop or when another command follows
 			the display won't be updated while executing the
 			commands.
+			Cannot be used in the |sandbox|.
 
 							*:ru* *:runtime*
 :ru[ntime][!] [where] {file} ..