diff --git a/parser/apache2.md b/parser/apache2.md
index c707bd2f..de625614 100644
--- a/parser/apache2.md
+++ b/parser/apache2.md
@@ -11,7 +11,7 @@ See [Parse Section Configurations](../configuration/parse-section.md)
 Here is the regexp and time format patterns of this plugin:
 
 ```text
-expression /^(?<host>[^ ]*) [^ ]* (?<user>[^ ]*) \[(?<time>[^\]]*)\] "(?<method>\S+)(?: +(?<path>(?:[^\"]|\\.)*?)(?: +\S*)?)?" (?<code>[^ ]*) (?<size>[^ ]*)(?: "(?<referer>(?:[^\"]|\\.)*)" "(?<agent>(?:[^\"]|\\.)*)")?$/
+expression /^(?<host>[^ ]*) [^ ]* (?<user>[^ ]*) \[(?<time>[^\]]*)\] "(?<method>\S+)(?: +(?<path>(?:[^\"]|\\")*?)(?: +\S*)?)?" (?<code>[^ ]*) (?<size>[^ ]*)(?: "(?<referer>(?:[^\"]|\\")*)" "(?<agent>(?:[^\"]|\\")*)")?$/
 time_format %d/%b/%Y:%H:%M:%S %z
 ```