diff --git a/wav/decode.go b/wav/decode.go
index b54a72f..1637733 100644
--- a/wav/decode.go
+++ b/wav/decode.go
@@ -1,4 +1,3 @@
-// Package wav implements audio data decoding in WAVE format through an beep.StreamSeekCloser.
 package wav
 
 import (
diff --git a/wav/doc.go b/wav/doc.go
new file mode 100644
index 0000000..39f3014
--- /dev/null
+++ b/wav/doc.go
@@ -0,0 +1,2 @@
+// Package wav implements audio data decoding and encoding in WAVE format.
+package wav