diff --git a/inertia.go b/inertia.go
index 3173137..70ea7ca 100644
--- a/inertia.go
+++ b/inertia.go
@@ -157,7 +157,7 @@ func (i *Inertia) Render(w http.ResponseWriter, r *http.Request, component strin
 		}
 	}
 
-	if i.isInertiaRequest(r) {
+	if r.Header.Get(HeaderInertia) != "" {
 		js, err := json.Marshal(page)
 		if err != nil {
 			return err
@@ -219,7 +219,7 @@ func (i *Inertia) Render(w http.ResponseWriter, r *http.Request, component strin
 
 // Location function.
 func (i *Inertia) Location(w http.ResponseWriter, r *http.Request, url string) {
-	if i.isInertiaRequest(r) {
+	if r.Header.Get(HeaderInertia) != "" {
 		w.Header().Set(HeaderLocation, url)
 		w.WriteHeader(http.StatusConflict)
 	} else {
@@ -227,10 +227,6 @@ func (i *Inertia) Location(w http.ResponseWriter, r *http.Request, url string) {
 	}
 }
 
-func (i *Inertia) isInertiaRequest(r *http.Request) bool {
-	return r.Header.Get(HeaderInertia) != ""
-}
-
 func (i *Inertia) createRootTemplate() (*template.Template, error) {
 	if i.parsedTemplate != nil {
 		return i.parsedTemplate, nil