diff --git a/HISTORY.md b/HISTORY.md
index badde72..6d48994 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -4,7 +4,7 @@
 
 > 此版本发布于 2024-01-13
 
-* 受小徒弟的灵感激发，进行 Loader 代码的调整
+* 受小徒弟的灵感激发，进行 loader 代码的调整
 * 把 cache 结构去掉，精简这部分设计
 
 ### v0.5.0
diff --git a/cache_test.go b/cache_test.go
index 7abd5cc..72413e7 100644
--- a/cache_test.go
+++ b/cache_test.go
@@ -27,7 +27,7 @@ const (
 
 type testCache struct {
 	*config
-	loader *Loader
+	loader *loader
 
 	count int32
 }
diff --git a/lfu.go b/lfu.go
index 7a04e57..d4fd977 100644
--- a/lfu.go
+++ b/lfu.go
@@ -28,7 +28,7 @@ type lfuCache struct {
 	itemHeap *heap.Heap
 	lock     sync.RWMutex
 
-	loader *Loader
+	loader *loader
 }
 
 func newLFUCache(conf *config) Cache {
diff --git a/load.go b/load.go
index 5af0370..a349ea1 100644
--- a/load.go
+++ b/load.go
@@ -21,15 +21,15 @@ import (
 	flight "github.com/FishGoddess/cachego/pkg/singleflight"
 )
 
-// Loader loads values from somewhere.
-type Loader struct {
+// loader loads values from somewhere.
+type loader struct {
 	group *flight.Group
 }
 
 // NewLoader creates a loader.
 // It also creates a singleflight group to call load if singleflight is true.
-func NewLoader(singleflight bool) *Loader {
-	loader := new(Loader)
+func NewLoader(singleflight bool) *loader {
+	loader := new(loader)
 
 	if singleflight {
 		loader.group = flight.NewGroup(mapInitialCap)
@@ -39,7 +39,7 @@ func NewLoader(singleflight bool) *Loader {
 }
 
 // Load loads a value of key with ttl and returns an error if failed.
-func (l *Loader) Load(key string, ttl time.Duration, load func() (value interface{}, err error)) (value interface{}, err error) {
+func (l *loader) Load(key string, ttl time.Duration, load func() (value interface{}, err error)) (value interface{}, err error) {
 	if load == nil {
 		return nil, errors.New("cachego: load function is nil in loader")
 	}
@@ -52,7 +52,7 @@ func (l *Loader) Load(key string, ttl time.Duration, load func() (value interfac
 }
 
 // Reset resets loader to initial status which is like a new loader.
-func (l *Loader) Reset() {
+func (l *loader) Reset() {
 	if l.group != nil {
 		l.group.Reset()
 	}
diff --git a/load_test.go b/load_test.go
index 92fbf09..21295eb 100644
--- a/load_test.go
+++ b/load_test.go
@@ -26,7 +26,7 @@ type testLoadCache struct {
 	value interface{}
 	ttl   time.Duration
 
-	loader *Loader
+	loader *loader
 }
 
 func newTestLoadCache(singleflight bool) Cache {
diff --git a/lru.go b/lru.go
index 40bef21..d639bed 100644
--- a/lru.go
+++ b/lru.go
@@ -27,7 +27,7 @@ type lruCache struct {
 	elementList *list.List
 	lock        sync.RWMutex
 
-	loader *Loader
+	loader *loader
 }
 
 func newLRUCache(conf *config) Cache {
diff --git a/standard.go b/standard.go
index b2fa599..f99a8ad 100644
--- a/standard.go
+++ b/standard.go
@@ -25,7 +25,7 @@ type standardCache struct {
 	entries map[string]*entry
 	lock    sync.RWMutex
 
-	loader *Loader
+	loader *loader
 }
 
 func newStandardCache(conf *config) Cache {