diff --git a/packages/google-cloud-oslogin/.circleci/config.yml b/packages/google-cloud-oslogin/.circleci/config.yml
index b44d1da76f0..cfe3b76d92b 100644
--- a/packages/google-cloud-oslogin/.circleci/config.yml
+++ b/packages/google-cloud-oslogin/.circleci/config.yml
@@ -59,18 +59,10 @@ workflows:
           filters:
             tags:
               only: /.*/
-      - system_tests:
+      - publish_npm:
           requires:
             - lint
             - docs
-          filters:
-            branches:
-              only: master
-            tags:
-              only: /^v[\d.]+$/
-      - publish_npm:
-          requires:
-            - system_tests
           filters:
             branches:
               ignore: /.*/
@@ -148,32 +140,6 @@ jobs:
           name: Build documentation.
           command: npm run docs
 
-  system_tests:
-    docker:
-      - image: node:8
-        user: node
-    steps:
-      - checkout
-      - run:
-          name: Decrypt credentials.
-          command: |
-            openssl aes-256-cbc -d -in .circleci/key.json.enc \
-                -out .circleci/key.json \
-                -k "${SYSTEM_TESTS_ENCRYPTION_KEY}"
-      - run:
-          name: Install modules and dependencies.
-          command: npm install
-      - run:
-          name: Run system tests.
-          command: npm run system-test
-          environment:
-            GCLOUD_PROJECT: long-door-651
-            GOOGLE_APPLICATION_CREDENTIALS: .circleci/key.json
-      - run:
-          name: Remove unencrypted key.
-          command: rm .circleci/key.json
-          when: always
-
   publish_npm:
     docker:
       - image: node:8