diff --git a/README.md b/README.md
index d643ba9..25c4b3a 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,5 @@
 # Generic Disjoint Sets (Union-Find Sets)
+[![Go](https://github.com/RickoNoNo3/ufset/actions/workflows/go.yml/badge.svg?branch=master)](https://github.com/RickoNoNo3/ufset/actions/workflows/go.yml)
 
 Implementation of disjoint set in Go. For the algorithm, see https://en.wikipedia.org/wiki/Disjoint-set_data_structure
 
diff --git a/tree.go b/tree.go
index 34964b6..021ba09 100644
--- a/tree.go
+++ b/tree.go
@@ -1,4 +1,4 @@
-package generic_disjoint_set
+package ufset
 
 type setNode[K comparable] struct {
 	Key    K
diff --git a/tree_test.go b/tree_test.go
index 70a5069..a39370b 100644
--- a/tree_test.go
+++ b/tree_test.go
@@ -1,4 +1,4 @@
-package generic_disjoint_set
+package ufset
 
 import (
 	"fmt"