diff --git a/main.go b/main.go
index 34c5bca..4132faf 100644
--- a/main.go
+++ b/main.go
@@ -1059,7 +1059,13 @@ func getSiteMapIndex(c *gin.Context) {
 		return
 	}
 
-	c.Data(http.StatusOK, "application/xml", res)
+	if c.Request.Method == http.MethodHead {
+		c.Header("Content-Length", strconv.Itoa(len(res)))
+		c.Header("Content-Type", "application/xml")
+		c.Status(http.StatusOK)
+	} else {
+		c.Data(http.StatusOK, "application/xml", res)
+	}
 }
 
 func getSiteMap(c *gin.Context) {
@@ -1085,7 +1091,13 @@ func getSiteMap(c *gin.Context) {
 		return
 	}
 
-	c.Data(http.StatusOK, "application/xml", res)
+	if c.Request.Method == http.MethodHead {
+		c.Header("Content-Length", strconv.Itoa(len(res)))
+		c.Header("Content-Type", "application/xml")
+		c.Status(http.StatusOK)
+	} else {
+		c.Data(http.StatusOK, "application/xml", res)
+	}
 }
 
 /*
@@ -1253,7 +1265,9 @@ func main() {
 	r.GET("/matches", getMatches)
 	r.GET("/matches/next/:time", getMatches)
 	r.GET("/sitemap.xml", getSiteMapIndex)
+	r.HEAD("/sitemap.xml", getSiteMapIndex)
 	r.GET("/sitemap/:id", getSiteMap)
+	r.HEAD("/sitemap/:id", getSiteMap)
 
 	log.Info("Start listening...")