diff --git a/antireplay/doc.go b/antireplay/doc.go
deleted file mode 100644
index 7e86edb..0000000
--- a/antireplay/doc.go
+++ /dev/null
@@ -1,7 +0,0 @@
-// Antireplay package has cache implementations that are effective
-// against replay attacks.
-//
-// To understand more about replay attacks, please read documentation
-// for mtglib.AntiReplayCache interface. This package has a list of some
-// implementations of this interface.
-package antireplay
diff --git a/antireplay/init.go b/antireplay/init.go
index 1f17681..eb4eeb1 100644
--- a/antireplay/init.go
+++ b/antireplay/init.go
@@ -1,3 +1,9 @@
+// Antireplay package has cache implementations that are effective
+// against replay attacks.
+//
+// To understand more about replay attacks, please read documentation
+// for mtglib.AntiReplayCache interface. This package has a list of some
+// implementations of this interface.
 package antireplay
 
 const (