diff --git a/buffer.go b/buffer.go
index aa9012e..865c7b6 100644
--- a/buffer.go
+++ b/buffer.go
@@ -1,4 +1,4 @@
-package universe_io
+package uio
 
 import (
 	"math"
diff --git a/errors.go b/errors.go
index 3a6fdf7..57536b3 100644
--- a/errors.go
+++ b/errors.go
@@ -1,4 +1,4 @@
-package universe_io
+package uio
 
 import (
 	"universe.mrlokop.dev/core/errors"
diff --git a/sink.go b/sink.go
index 2c52c9b..4730df1 100644
--- a/sink.go
+++ b/sink.go
@@ -1,4 +1,4 @@
-package universe_io
+package uio
 
 type Sink interface {
 	Write(src []byte) (n int, err error)
diff --git a/source.go b/source.go
index 4a20eb3..393d84b 100644
--- a/source.go
+++ b/source.go
@@ -1,4 +1,4 @@
-package universe_io
+package uio
 
 type Source interface {
 	Read(dst []byte) (n int, err error)
diff --git a/types.go b/types.go
index 2d0ed63..efee0fe 100644
--- a/types.go
+++ b/types.go
@@ -1,3 +1,3 @@
-package universe_io
+package uio
 
 type Cursor uint