diff --git a/web-lib-funcs.pl b/web-lib-funcs.pl
index 2fd3d5e90..54b789ce6 100755
--- a/web-lib-funcs.pl
+++ b/web-lib-funcs.pl
@@ -6544,9 +6544,9 @@ Write content of a variable or hash/array ref to a file. For internal use only.
    webmin_debug_var_dump('ARRAY_NAME', \@array_ref);
    webmin_debug_var_dump('VALUE_NAME', $var_name);
 
-  Calling as root user `webmin_debug_var_dump('ENV', \%ENV)` will write a file under
-  Webmin temporary directory with a file name `.debug_webmin_root_hash_ENV` dumping
-  its content nicely
+  Calling `webmin_debug_var_dump('ENV', \%ENV)` as root user will write a file under
+  Webmin temporary directory with a file name `.debug_webmin_root__dump__hash___ENV`
+  dumping its content nicely
 
 =cut
 sub webmin_debug_var_dump