diff --git a/plugin/http-getter/http_getter.go b/plugin/http-getter/http_getter.go
deleted file mode 100644
index aaaaa7cd..00000000
--- a/plugin/http-getter/http_getter.go
+++ /dev/null
@@ -1,4 +0,0 @@
-// Package getter is using to get resources from url.
-// * Get metadata for website;
-// * Get image blob to avoid CORS;
-package getter
diff --git a/plugin/http-getter/html_meta.go b/plugin/httpgetter/html_meta.go
similarity index 99%
rename from plugin/http-getter/html_meta.go
rename to plugin/httpgetter/html_meta.go
index a4c24ef2..f69bad61 100644
--- a/plugin/http-getter/html_meta.go
+++ b/plugin/httpgetter/html_meta.go
@@ -1,4 +1,4 @@
-package getter
+package httpgetter
 
 import (
 	"errors"
diff --git a/plugin/http-getter/html_meta_test.go b/plugin/httpgetter/html_meta_test.go
similarity index 94%
rename from plugin/http-getter/html_meta_test.go
rename to plugin/httpgetter/html_meta_test.go
index 310e64e4..45345d30 100644
--- a/plugin/http-getter/html_meta_test.go
+++ b/plugin/httpgetter/html_meta_test.go
@@ -1,4 +1,4 @@
-package getter
+package httpgetter
 
 import (
 	"testing"
diff --git a/plugin/httpgetter/http_getter.go b/plugin/httpgetter/http_getter.go
new file mode 100644
index 00000000..c545baf6
--- /dev/null
+++ b/plugin/httpgetter/http_getter.go
@@ -0,0 +1,4 @@
+// Package httpgetter is using to get resources from url.
+// * Get metadata for website;
+// * Get image blob to avoid CORS;
+package httpgetter
diff --git a/plugin/http-getter/image.go b/plugin/httpgetter/image.go
similarity index 97%
rename from plugin/http-getter/image.go
rename to plugin/httpgetter/image.go
index 05678306..2d6a163f 100644
--- a/plugin/http-getter/image.go
+++ b/plugin/httpgetter/image.go
@@ -1,4 +1,4 @@
-package getter
+package httpgetter
 
 import (
 	"errors"
diff --git a/plugin/http-getter/util.go b/plugin/httpgetter/util.go
similarity index 93%
rename from plugin/http-getter/util.go
rename to plugin/httpgetter/util.go
index c9125ee8..d83f5efb 100644
--- a/plugin/http-getter/util.go
+++ b/plugin/httpgetter/util.go
@@ -1,4 +1,4 @@
-package getter
+package httpgetter
 
 import (
 	"mime"
diff --git a/plugin/storage/s3/s3.go b/plugin/storage/s3/s3.go
index cc6f587d..a8c6a3b5 100644
--- a/plugin/storage/s3/s3.go
+++ b/plugin/storage/s3/s3.go
@@ -15,10 +15,6 @@ import (
 	storepb "github.com/usememos/memos/proto/gen/store"
 )
 
-// presignLifetimeSecs is the lifetime of a presigned URL in seconds.
-// The presigned URL is valid for 7 days.
-const presignLifetimeSecs = 7 * 24 * 60 * 60
-
 type Client struct {
 	Client *s3.Client
 	Bucket *string
@@ -74,7 +70,7 @@ func (c *Client) PresignGetObject(ctx context.Context, key string) (string, erro
 		Bucket: aws.String(*c.Bucket),
 		Key:    aws.String(key),
 	}, func(opts *s3.PresignOptions) {
-		opts.Expires = time.Duration(presignLifetimeSecs * int64(time.Second))
+		opts.Expires = time.Duration(7 * 24 * time.Hour)
 	})
 	if err != nil {
 		return "", errors.Wrap(err, "failed to presign put object")
diff --git a/server/router/api/v1/markdown_service.go b/server/router/api/v1/markdown_service.go
index 2b6bfc27..14e9f817 100644
--- a/server/router/api/v1/markdown_service.go
+++ b/server/router/api/v1/markdown_service.go
@@ -9,7 +9,7 @@ import (
 	"github.com/yourselfhosted/gomark/parser/tokenizer"
 	"github.com/yourselfhosted/gomark/restore"
 
-	getter "github.com/usememos/memos/plugin/http-getter"
+	"github.com/usememos/memos/plugin/httpgetter"
 	v1pb "github.com/usememos/memos/proto/gen/api/v1"
 )
 
@@ -33,7 +33,7 @@ func (*APIV1Service) RestoreMarkdown(_ context.Context, request *v1pb.RestoreMar
 }
 
 func (*APIV1Service) GetLinkMetadata(_ context.Context, request *v1pb.GetLinkMetadataRequest) (*v1pb.LinkMetadata, error) {
-	htmlMeta, err := getter.GetHTMLMeta(request.Link)
+	htmlMeta, err := httpgetter.GetHTMLMeta(request.Link)
 	if err != nil {
 		return nil, err
 	}
diff --git a/server/service/s3_object_presigner/s3_object_presigner.go b/server/service/s3_object_presigner/s3_object_presigner.go
index 76ae2b42..2363355a 100644
--- a/server/service/s3_object_presigner/s3_object_presigner.go
+++ b/server/service/s3_object_presigner/s3_object_presigner.go
@@ -53,8 +53,9 @@ func (p *S3ObjectPresigner) CheckAndPresign(ctx context.Context) {
 		}
 
 		if s3ObjectPayload.LastPresignedTime != nil {
-			// Skip if the presigned URL is still valid.
-			if time.Now().Before(s3ObjectPayload.LastPresignedTime.AsTime().Add(24 * time.Hour)) {
+			// Skip if the presigned URL is still valid for the next 6 days.
+			// The default expiration time is 7 days.
+			if time.Now().Before(s3ObjectPayload.LastPresignedTime.AsTime().Add(6 * 24 * time.Hour)) {
 				continue
 			}
 		}