diff --git a/circle.yml b/circle.yml
index a2c4c34..b7b2075 100644
--- a/circle.yml
+++ b/circle.yml
@@ -13,8 +13,8 @@ dependencies:
     - if [ "${CIRCLE_BRANCH}" != "master" ]; then rm .npmrc; fi
     - npm install yarn@0.27.5
   override:
-    - node_modules/.bin/yarn
-    - if [ "${CIRCLE_BRANCH}" == "master" ]; then node_modules/.bin/yarn global add @artemv/dont-break@1.11.0-pre.2; fi
+    - node_modules/.bin/yarn --ignore-engines
+    - if [ "${CIRCLE_BRANCH}" == "master" ]; then node_modules/.bin/yarn global add --ignore-engines @artemv/dont-break@1.11.0-pre.2; fi
   post:
     - node --version
     - npm --version
diff --git a/package.json b/package.json
index d839436..2616490 100644
--- a/package.json
+++ b/package.json
@@ -101,7 +101,7 @@
     "karma-jasmine": "^0.3.6",
     "karma-jasmine-jquery": "^0.1.1",
     "karma-json-fixtures-preprocessor": "0.0.5",
-    "karma-junit-reporter": "^0.3.8",
+    "karma-junit-reporter": "^1.2.0",
     "karma-sourcemap-loader": "^0.3.6",
     "karma-systemjs": "github:rolaveric/karma-systemjs#28b94c979516cd6eb4514b128d40f3517bb3903b",
     "karma-testingbot-launcher": "^1.0.1",