diff --git a/package.json b/package.json
index f0119a5..9faa034 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "http-server": "0.11.1",
     "jquery": "3.3.1",
     "mocha": "5.2.0",
-    "ol": "5.2.0",
+    "ol": "6.0.0",
     "phantomjs-prebuilt": "2.1.14",
     "selenium-webdriver": "3.6.0",
     "wait-on": "3.1.0"