diff --git a/package.json b/package.json
index c6c2ca8..3d3923e 100644
--- a/package.json
+++ b/package.json
@@ -76,7 +76,7 @@
     "eslint-plugin-prettier": "^3.0.0",
     "loader.js": "^4.6.0",
     "prettier": "1.18.0",
-    "qunit-dom": "^0.8.0",
+    "qunit-dom": "^0.9.0",
     "sass": "^1.18.0",
     "system-font-i18n-css": "^1.1.0",
     "torii": "^0.10.1"
diff --git a/yarn.lock b/yarn.lock
index 6837487..238353c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -11245,10 +11245,10 @@ prettier-linter-helpers@^1.0.0:
   dependencies:
     fast-diff "^1.1.2"
 
-prettier@1.17.0:
-  version "1.17.0"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.17.0.tgz#53b303676eed22cc14a9f0cec09b477b3026c008"
-  integrity sha512-sXe5lSt2WQlCbydGETgfm1YBShgOX4HxQkFPvbxkcwgDvGDeqVau8h+12+lmSVlP3rHPz0oavfddSZg/q+Szjw==
+prettier@1.18.0:
+  version "1.18.0"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.18.0.tgz#d1701ca9b2941864b52f3262b35946d2c9cd88f0"
+  integrity sha512-YsdAD29M0+WY2xXZk3i0PA16olY9qZss+AuODxglXcJ+2ZBwFv+6k5tE8GS8/HKAthaajlS/WqhdgcjumOrPlg==
 
 pretty-ms@^3.1.0:
   version "3.2.0"
@@ -11483,10 +11483,10 @@ quick-temp@^0.1.2, quick-temp@^0.1.3, quick-temp@^0.1.5, quick-temp@^0.1.8:
     rimraf "^2.5.4"
     underscore.string "~3.3.4"
 
-qunit-dom@^0.8.0:
-  version "0.8.5"
-  resolved "https://registry.yarnpkg.com/qunit-dom/-/qunit-dom-0.8.5.tgz#34b7cffb338e631c39955b21bdbe4d774090124e"
-  integrity sha512-I4GSy22ESUkoZYDSYsqFJoMvqhpmgd2iCYlrN7aWLEOdmumUkao3qz24/qVNZd1PAnoOQA78FefzNPRHePFx1A==
+qunit-dom@^0.9.0:
+  version "0.9.0"
+  resolved "https://registry.yarnpkg.com/qunit-dom/-/qunit-dom-0.9.0.tgz#99d15fffbf06059e543bb93dae8fe0a3f42a27b9"
+  integrity sha512-MvVEoCcf8BHVPD3gXg5GBfNy3JMZ3U3yOha4MB1rFs698EpvxMprOfC+NMEGvOF9Epm6GrsA0BFOdCKHd8Orrw==
   dependencies:
     broccoli-funnel "^2.0.2"
     broccoli-merge-trees "^3.0.1"