diff --git a/docs/howto/error-reporting.txt b/docs/howto/error-reporting.txt
index 5873a32e73aba..64af2a09803b4 100644
--- a/docs/howto/error-reporting.txt
+++ b/docs/howto/error-reporting.txt
@@ -87,8 +87,8 @@ crawlers often request::
     import re
     IGNORABLE_404_URLS = (
         re.compile(r'^/apple-touch-icon.*\.png$'),
-        re.compile(r'^/favicon\.ico$),
-        re.compile(r'^/robots\.txt$),
+        re.compile(r'^/favicon\.ico$'),
+        re.compile(r'^/robots\.txt$'),
     )
 
 (Note that these are regular expressions, so we put a backslash in front of