diff --git a/.circleci/config.yml b/.circleci/config.yml
index 2376a49d0..130f05a3b 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -64,166 +64,6 @@ jobs:
       - codecov/upload:
           flags: 'test_11,multi'
 
-  test-11_check-tt-van-mx:
-    docker:
-      - image: 'citus/exttester-11:latest'
-    working_directory: /home/circleci/project
-    steps:
-      - attach_workspace:
-          at: .
-      - run:
-          name: 'Install and Test (check-tt-van-mx)'
-          command: 'chown -R circleci:circleci /home/circleci && install-and-test-ext check-multi-task-tracker-extra check-vanilla check-multi-mx'
-      - codecov/upload:
-          flags: 'test_11,tracker,vanilla,mx'
-  test-11_check-iso-work-fol:
-    docker:
-      - image: 'citus/exttester-11:latest'
-    working_directory: /home/circleci/project
-    steps:
-      - attach_workspace:
-          at: .
-      - run:
-          name: 'Install and Test (check-iso-work-fol)'
-          command: 'chown -R circleci:circleci /home/circleci && install-and-test-ext check-isolation check-worker'
-      - codecov/upload:
-          flags: 'test_11,isolation,worker'
-  test-11_check-fol:
-    docker:
-      - image: 'citus/exttester-11:latest'
-    working_directory: /home/circleci/project
-    steps:
-      - attach_workspace:
-          at: .
-      - run:
-          name: 'Enable core dumps'
-          command: 'ulimit -c unlimited'
-      - run:
-          name: 'Install and Test (fol)'
-          command: 'chown -R circleci:circleci /home/circleci && install-and-test-ext check-follower-cluster'
-      - run:
-          command: |
-            mkdir -p /tmp/core_dumps
-            cp core.* /tmp/core_dumps
-          when: on_fail
-      - codecov/upload:
-          flags: 'test_11,follower'
-      - store_artifacts:
-          path: '/tmp/core_dumps'
-  test-11_check-failure:
-    docker:
-      - image: 'citus/failtester-11:latest'
-    working_directory: /home/circleci/project
-    steps:
-      - attach_workspace:
-          at: .
-      - run:
-          name: 'Install and Test (check-failure)'
-          command: 'chown -R circleci:circleci /home/circleci && install-and-test-ext check-failure'
-
-  test-11-12_check-pg-upgrade:
-    docker:
-      - image: 'citus/pgupgradetester:latest'
-    working_directory: /home/circleci/project
-    steps:
-      - attach_workspace:
-          at: .
-      - run:
-          name: 'Install and test postgres upgrade'
-          command: 'chown -R circleci:circleci /home/circleci && install-and-test-ext --target check-pg-upgrade --old-pg-version 11 --new-pg-version 12'
-
-  test-12_check-multi:
-    docker:
-      - image: 'citus/exttester-12:latest'
-    working_directory: /home/circleci/project
-    steps:
-      - attach_workspace:
-          at: .
-      - run:
-          name: 'Install and Test (check-multi)'
-          command: 'chown -R circleci:circleci /home/circleci && install-and-test-ext check-multi'
-      - codecov/upload:
-          flags: 'test_12,multi'
-  test-12_check-tt-van-mx:
-    docker:
-      - image: 'citus/exttester-12:latest'
-    working_directory: /home/circleci/project
-    steps:
-      - attach_workspace:
-          at: .
-      - run:
-          name: 'Install and Test (check-tt-van-mx)'
-          command: 'chown -R circleci:circleci /home/circleci && install-and-test-ext check-multi-task-tracker-extra check-vanilla check-multi-mx'
-      - codecov/upload:
-          flags: 'test_12,tracker,vanilla,mx'
-  test-12_check-iso-work-fol:
-    docker:
-      - image: 'citus/exttester-12:latest'
-    working_directory: /home/circleci/project
-    steps:
-      - attach_workspace:
-           at: .
-      - run:
-          name: 'Install and Test (check-iso-work-fol)'
-          command: 'chown -R circleci:circleci /home/circleci && install-and-test-ext check-isolation check-worker'
-      - codecov/upload:
-          flags: 'test_12,isolation,worker'
-  test-12_check-fol:
-    docker:
-      - image: 'citus/exttester-12:latest'
-    working_directory: /home/circleci/project
-    steps:
-      - attach_workspace:
-          at: .
-      - run:
-          name: 'Enable core dumps'
-          command: 'ulimit -c unlimited'
-      - run:
-          name: 'Install and Test (fol)'
-          command: 'chown -R circleci:circleci /home/circleci && install-and-test-ext check-follower-cluster'
-      - run:
-          command: |
-            mkdir -p /tmp/core_dumps
-            cp core.* /tmp/core_dumps
-          when: on_fail
-      - codecov/upload:
-          flags: 'test_12,follower'
-      - store_artifacts:
-          path: '/tmp/core_dumps'
-
-  test-12_check-failure:
-    docker:
-      - image: 'citus/failtester-12:latest'
-    working_directory: /home/circleci/project
-    steps:
-      - attach_workspace:
-          at: .
-      - run:
-          name: 'Install and Test (check-failure)'
-          command: 'chown -R circleci:circleci /home/circleci && install-and-test-ext check-failure'
-
-  test-11_check-citus-upgrade:
-    docker:
-      - image: 'citus/citusupgradetester-11:latest'
-    working_directory: /home/circleci/project
-    steps:
-      - {attach_workspace: {at: .}}
-      - run:
-          name: 'Install and test citus upgrade'
-          command: |
-           chown -R circleci:circleci /home/circleci
-           install-and-test-ext --target check-citus-upgrade --citus-pre-tar /install-pg11-citusv8.0.0.tar
-           install-and-test-ext --target check-citus-upgrade --citus-pre-tar /install-pg11-citusv8.1.0.tar
-           install-and-test-ext --target check-citus-upgrade --citus-pre-tar /install-pg11-citusv8.2.0.tar
-           install-and-test-ext --target check-citus-upgrade --citus-pre-tar /install-pg11-citusv8.3.0.tar
-
-           install-and-test-ext --target check-citus-upgrade-mixed --citus-pre-tar /install-pg11-citusv8.0.0.tar
-           install-and-test-ext --target check-citus-upgrade-mixed --citus-pre-tar /install-pg11-citusv8.1.0.tar
-           install-and-test-ext --target check-citus-upgrade-mixed --citus-pre-tar /install-pg11-citusv8.2.0.tar
-           install-and-test-ext --target check-citus-upgrade-mixed --citus-pre-tar /install-pg11-citusv8.3.0.tar
-
-
-
 
 
 workflows: