Update runtime files.
diff --git a/runtime/doc/usr_41.txt b/runtime/doc/usr_41.txt
index da095e1..7d4e3a2 100644
--- a/runtime/doc/usr_41.txt
+++ b/runtime/doc/usr_41.txt
@@ -1,4 +1,4 @@
-*usr_41.txt*	For Vim version 8.2.  Last change: 2020 Dec 19
+*usr_41.txt*	For Vim version 8.2.  Last change: 2021 Jan 08
 
 		     VIM USER MANUAL - by Bram Moolenaar
 
@@ -122,14 +122,14 @@
 decimal number, it will be interpreted as an octal number!
    The ":echo" command always prints decimal numbers.  Example: >
 
-	:echo 0x7f 036
+	:echo 0x7f 0o36
 <	127 30 ~
 
 A number is made negative with a minus sign.  This also works for hexadecimal,
 octal and binary numbers.  A minus sign is also used for subtraction.  Compare
 this with the previous example: >
 
-	:echo 0x7f -036
+	:echo 0x7f -0o36
 <	97 ~
 
 White space in an expression is ignored.  However, it's recommended to use it
@@ -137,7 +137,7 @@
 avoid the confusion with a negative number above, put a space between the
 minus sign and the following number: >
 
-	:echo 0x7f - 036
+	:echo 0x7f - 0o36
 
 ==============================================================================
 *41.2*	Variables