diff --git a/lib/user.go b/lib/user.go
index abbd895..54dfd3b 100644
--- a/lib/user.go
+++ b/lib/user.go
@@ -20,7 +20,7 @@ func loginHandler(h handler) {
 }
 
 func loginPostHandler(h handler) {
-	user := h.r.FormValue("user")
+	user := strings.TrimSpace(h.r.FormValue("user"))
 	pass := h.r.FormValue("pass")
 	if h.db.ValidPassword(user, pass) {
 		log.Info("User ", user, " log in")