diff --git a/js/autocomplete.js b/js/autocomplete.js
index 5be0f83..4fd67d1 100644
--- a/js/autocomplete.js
+++ b/js/autocomplete.js
@@ -50,7 +50,7 @@ function autocomplete(inp, passedValues) {
 
     /*execute a function presses a key on the keyboard:*/
     inp.addEventListener("keydown", function(e) {
-        var x = document.getElementById(this.id + "autocomplete-list");
+        var x = document.getElementById(this.id + "-autocomplete-list");
         if (x) x = x.getElementsByTagName("div");
         if (e.keyCode == 40) {
             /*If the arrow DOWN key is pressed,