diff --git a/bower.json b/bower.json
index 7e1cf1d..b01f22b 100644
--- a/bower.json
+++ b/bower.json
@@ -19,7 +19,7 @@
   "license": "BSD-3-Clause",
   "ignore": [],
   "devDependencies": {
-    "web-component-tester": "^v6.0.0-prerelease.10",
+    "web-component-tester": "^v6.0.0",
     "custom-elements": "webcomponents/custom-elements#^v1.0.0",
     "es6-promise": "stefanpenner/es6-promise#^4.0.0",
     "html-imports": "webcomponents/html-imports#^v1.0.0",
diff --git a/package.json b/package.json
index 2092fbc..196a85e 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "run-sequence": "^1.2.2",
     "vinyl-buffer": "^1.0.0",
     "vinyl-source-stream": "^1.1.0",
-    "web-component-tester": "^6.0.0-prerelease.5"
+    "web-component-tester": "^6.0.0"
   },
   "publishConfig": {
     "access": "public"