diff --git a/js/src/mopidy.js b/js/src/mopidy.js
index ff0a64ee..8586d231 100644
--- a/js/src/mopidy.js
+++ b/js/src/mopidy.js
@@ -44,7 +44,7 @@ Mopidy.prototype._configure = function (settings) {
     var currentHost = (typeof document !== "undefined" &&
         document.location.host) || "localhost";
     settings.webSocketUrl = settings.webSocketUrl ||
-        "ws://" + currentHost + "/mopidy/ws/";
+        "ws://" + currentHost + "/mopidy/ws";
 
     if (settings.autoConnect !== false) {
         settings.autoConnect = true;
diff --git a/js/test/mopidy-test.js b/js/test/mopidy-test.js
index 0dc95a45..4485bc32 100644
--- a/js/test/mopidy-test.js
+++ b/js/test/mopidy-test.js
@@ -48,7 +48,7 @@ buster.testCase("Mopidy", {
                 document.location.host || "localhost";
 
             assert.calledOnceWith(this.webSocketConstructorStub,
-                "ws://" + currentHost + "/mopidy/ws/");
+                "ws://" + currentHost + "/mopidy/ws");
         },
 
         "does not connect when autoConnect is false": function () {
@@ -84,7 +84,7 @@ buster.testCase("Mopidy", {
                 document.location.host || "localhost";
 
             assert.calledOnceWith(this.webSocketConstructorStub,
-                "ws://" + currentHost + "/mopidy/ws/");
+                "ws://" + currentHost + "/mopidy/ws");
         },
 
         "does nothing when the WebSocket is open": function () {