diff --git a/README.md b/README.md
index 341c9b0..c854538 100644
--- a/README.md
+++ b/README.md
@@ -269,8 +269,13 @@ conf.probe.httperrorlog.file=/var/log/apache2/foo.bar.org-error.log*
 conf.probe.target=/srv/statoolinfos/well-known/statoolinfos/foo.bar.org-metrics.properties
 
 # Custom access log pattern with Java regex.
-# Default: "^(?<remoteAddress>[a-zA-F0-9\\\\:\\\\.]+) - (?<remoteUser>[^\\[]+) \\[(?<time>[^\\]]+)\\] \"(?<request>.*)\" (?<status>\\d+) (?<bodyBytesSent>\\d+) \"(?<referer>.*)\" \"(?<userAgent>[^\"]*)\".*$"
+# Default: ^(?<remoteAddress>[a-zA-F0-9\:\.]+) - (?<remoteUser>[^\[]+) \[(?<time>[^\]]+)\] "(?<request>.*)" (?<status>\d+) (?<bodyBytesSent>\d+) "(?<referer>.*)" "(?<userAgent>[^"]*)".*$ 
 conf.probe.httpaccesslog.pattern=
+
+# Filter request with Java regex.
+# In access log file, request starts with method (GET, PUT, HEAD…).
+# Default: 
+request=^\S+ /.*well-known.*$
 ```
 
 Warning: to have month metric values, you have to set **retention log to 7 weeks or 50 days** in Nginx or Apache logrotate configuration.