diff --git a/antireplay/init.go b/antireplay/init.go
index 4585a65..84fd82e 100644
--- a/antireplay/init.go
+++ b/antireplay/init.go
@@ -1,6 +1,6 @@
 package antireplay
 
 const (
-	DefaultMaxSize   = 10 * 1024 * 1024 // 10mib
-	DefaultErrorRate = 0.0001
+	DefaultMaxSize   = 1024 * 1024 // 1MiB
+	DefaultErrorRate = 0.001
 )
diff --git a/example.config.toml b/example.config.toml
index 7402a57..fe3c883 100644
--- a/example.config.toml
+++ b/example.config.toml
@@ -137,10 +137,10 @@ enabled = true
 # approximate we try hard to store data quite dense but it is possible
 # that we can go over this limit for 10-20% under some conditions and
 # architectures.
-max-size = "16mb"
+max-size = "1mib"
 # we use stable bloom filters for anti-replay cache. This helps
 # to maintain a desired error ratio.
-error-rate = 0.0001
+error-rate = 0.001
 
 # You can protect proxies by using different blocklists. If client has
 # ip from the given range, we do not try to do a proper handshake. We
diff --git a/timeattack/init.go b/timeattack/init.go
index 385b9d7..5bf3ab4 100644
--- a/timeattack/init.go
+++ b/timeattack/init.go
@@ -3,5 +3,5 @@ package timeattack
 import "time"
 
 const (
-	DefaultDuration = time.Second
+	DefaultDuration = 5 * time.Second
 )