diff --git a/cmd/frontend/firebase.go b/cmd/frontend/firebase.go
index ca554b8..9790212 100644
--- a/cmd/frontend/firebase.go
+++ b/cmd/frontend/firebase.go
@@ -13,7 +13,9 @@ import (
 func tokenIsVerified(w http.ResponseWriter, r *http.Request) bool {
 	idToken := r.Header.Get("Authorization")
 	if idToken == "" {
+		log.Println("Authorization header missing")
 		http.Error(w, "Authorization header missing", http.StatusUnauthorized)
+		return false
 	}
 
 	client, err := b.NewClient()