diff --git a/integrations/animeschedule/animeschedule.go b/integrations/animeschedule/animeschedule.go
index 2f0656b..6d8b2e4 100644
--- a/integrations/animeschedule/animeschedule.go
+++ b/integrations/animeschedule/animeschedule.go
@@ -274,11 +274,7 @@ func absolutizeURL(base string, href string) string {
 }
 
 func addCommonHeaders(request *http.Request) {
-	request.Header.Set("User-Agent", netutil.Chrome135)
-	request.Header.Set("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8")
-	request.Header.Set("Accept-Language", "en-US,en;q=0.9")
-	request.Header.Set("Referer", "https://animeschedule.net/")
-	request.Header.Set("Cache-Control", "no-cache")
+	netutil.SetBrowserHTMLHeaders(request, "https://animeschedule.net/")
 }
 
 func fetchDocument(ctx context.Context, httpClient *http.Client, url string) (*goquery.Document, string, error) {
diff --git a/integrations/watchorder/watch_order.go b/integrations/watchorder/watch_order.go
index ad1af84..dbb6d57 100644
--- a/integrations/watchorder/watch_order.go
+++ b/integrations/watchorder/watch_order.go
@@ -82,11 +82,7 @@ func parseRootID(url string) (int, error) {
 }
 
 func addCommonHeaders(request *http.Request) {
-	request.Header.Set("User-Agent", netutil.Chrome135)
-	request.Header.Set("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8")
-	request.Header.Set("Accept-Language", "en-US,en;q=0.9")
-	request.Header.Set("Referer", "https://chiaki.site/")
-	request.Header.Set("Cache-Control", "no-cache")
+	netutil.SetBrowserHTMLHeaders(request, "https://chiaki.site/")
 }
 
 func fetchDocument(ctx context.Context, httpClient *http.Client, url string) (*goquery.Document, error) {
diff --git a/pkg/net/headers.go b/pkg/net/headers.go
new file mode 100644
index 0000000..2ecd6d2
--- /dev/null
+++ b/pkg/net/headers.go
@@ -0,0 +1,11 @@
+package netutil
+
+import "net/http"
+
+func SetBrowserHTMLHeaders(request *http.Request, referer string) {
+	request.Header.Set("User-Agent", Chrome135)
+	request.Header.Set("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8")
+	request.Header.Set("Accept-Language", "en-US,en;q=0.9")
+	request.Header.Set("Referer", referer)
+	request.Header.Set("Cache-Control", "no-cache")
+}