diff --git a/webmention.go b/webmention.go
index f28c3d3..248cb83 100644
--- a/webmention.go
+++ b/webmention.go
@@ -85,7 +85,7 @@ func HandleWebmention(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	// Check if target is blog
-	if !strings.HasPrefix(targetUrl.String(), BlogUrl) {
+	if !strings.HasPrefix(targetUrl.String(), strings.TrimSuffix(BlogUrl, "/")) {
 		err = errors.New("wrong webmention target")
 		w.WriteHeader(http.StatusBadRequest)
 		_, _ = w.Write([]byte(err.Error()))