diff --git a/ausleihen.md b/ausleihen.md
index 64e87363caa01b518451c9658c1f61472b2a964d..1f2be572c5c4e7e9ac4c069f8f3f1e89cd1568b9 100644
--- a/ausleihen.md
+++ b/ausleihen.md
@@ -206,7 +206,7 @@ function  resetLoanableObjects() {
   }
 }
 
-function calc(id, )
+function calc(id)
 {
   if (id === null) {
     return;