diff --git a/.circleci/config.yml b/.circleci/config.yml
index 41a1cf1..202d750 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -1,3 +1,4 @@
+# circle ci config.yml
 version: 2
 jobs:
   build:
@@ -8,28 +9,24 @@ jobs:
       - checkout
       # Download and cache dependencies
       - restore_cache:
-          keys:
-            - v1-dependencies-{{ checksum "yarn.lock" }}
-            # fallback to using the latest cache if no exact match is found
-            - v1-dependencies-
+        keys:
+          - v1-dependencies-{{ checksum "yarn.lock" }}
+          # fallback to using the latest cache if no exact match is found
+          - v1-dependencies-
 
-      - run:
-          name: 'Setup custom environment variables'
-          command: |
-            echo '
-              export REACT_NODE_ENV="production"
-            ' >> $BASH_ENV
+      # install lhci command line interface
       - run: sudo npm install -g @lhci/cli@0.3.x
-      - run: sudo npm install -g serve
+      # install dependencies
       - run: npm install
+      # build  project
       - run: npm run build
 
       - save_cache:
-          paths:
-            - node_modules
-          key: v1-dependencies-{{ checksum "yarn.lock" }}
+        paths:
+          - node_modules
+        key: v1-dependencies-{{ checksum "yarn.lock" }}
 
       # run tests!
-      - run: npm run bundlesize
-      - run: lhci autorun || echo "LHCI failed 😞!"
       - run: yarn test
+      # run lighthouse with default config
+      - run: lhci autorun || echo "LHCI failed 😞!"
diff --git a/lighthouserc.json b/lighthouserc.json
deleted file mode 100644
index 9de160e..0000000
--- a/lighthouserc.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "ci": {
-    "assert": {
-      "assertions": {
-        "categories:performance": [
-          "error",
-          {
-            "minScore": 0.9
-          }
-        ],
-        "categories:accessibility": [
-          "warn",
-          {
-            "minScore": 0.8
-          }
-        ],
-        "categories:seo": [
-          "warn",
-          {
-            "minScore": 0.8
-          }
-        ],
-        "categories:best-practices": [
-          "warn",
-          {
-            "minScore": 0.8
-          }
-        ]
-      }
-    },
-    "collect": {
-      "numberOfRuns": 3,
-      "startServerCommand": "serve -s build -l 6174",
-      "url": ["http://localhost:6174/", "http://localhost:6174/products"]
-    },
-    "upload": {
-      "target": "lhci",
-      "serverBaseUrl": "https://lhci-server-demo.herokuapp.com/app/projects"
-    }
-  }
-}