diff --git a/config/filter.d/apache-auth.conf b/config/filter.d/apache-auth.conf
index 811017e3..7adb0fcf 100644
--- a/config/filter.d/apache-auth.conf
+++ b/config/filter.d/apache-auth.conf
@@ -28,6 +28,11 @@ before = apache-common.conf
 # to return the actual failure.
 #
 # See also: http://wiki.apache.org/httpd/ListOfErrors
+# Expressions that don't have tests and aren't common.
+# more be added with  https://issues.apache.org/bugzilla/show_bug.cgi?id=55284 
+#     ^%(_apache_error_client)s (AH01778: )?user .*: nonce expired \([\d.]+ seconds old - max lifetime [\d.]+\) - sending new nonce\s*$
+#     ^%(_apache_error_client)s (AH01779: )?user .*: one-time-nonce mismatch - sending new nonce\s*$
+#     ^%(_apache_error_client)s (AH02486: )?realm mismatch - got `.*' but no realm specified\s*$
 #
 failregex = ^%(_apache_error_client)s (AH01797: )?client denied by server configuration: (uri )?\S*\s*$
             ^%(_apache_error_client)s (AH01617: )?user .* authentication failure for "\S*": Password Mismatch$
@@ -42,10 +47,6 @@ failregex = ^%(_apache_error_client)s (AH01797: )?client denied by server config
             ^%(_apache_error_client)s (AH01789: )?(Digest: )?unknown algorithm `.*' received: \S*\s*$
             ^%(_apache_error_client)s (AH01793: )?invalid qop `.*' received: \S*\s*$
             ^%(_apache_error_client)s (AH01777: )?invalid nonce .* received - user attempted time travel\s*$
-            ^%(_apache_error_client)s (AH01778: )?user .*: nonce expired \([\d.]+ seconds old - max lifetime [\d.]+\) - sending new nonce\s*$
-            ^%(_apache_error_client)s (AH01779: )?user .*: one-time-nonce mismatch - sending new nonce\s*$
-            ^%(_apache_error_client)s (AH02486: )?realm mismatch - got `.*' but no realm specified\s*$
-
 
 
 # Option:  ignoreregex