diff --git a/.circleci/config.yml b/.circleci/config.yml
deleted file mode 100644
index 3c60937..0000000
--- a/.circleci/config.yml
+++ /dev/null
@@ -1,54 +0,0 @@
----
-version: 2.1
-
-executors:
-  golang:
-    docker:
-      - image: cimg/go:1.15
-  ruby:
-    docker:
-      - image: ruby:2.7
-
-jobs:
-  build:
-    executor: golang
-    steps:
-      - checkout
-      - run: "cd ./src && make binaries"
-  unit-test:
-    executor: golang
-    steps:
-      - checkout
-      - run: "cd ./src && go test ./..."
-  test-success:
-    executor: golang
-    steps:
-      - checkout
-      - run: "make test-impl cmd-parser-text=echo"
-  test-python:
-    machine: true
-    steps:
-      - checkout
-      - run: "make test_prometheus_client_python_parser"
-  test-golang:
-    executor: golang
-    steps:
-      - checkout
-      - run: "make test_open_metrics_validator"
-  kdrfc:
-    executor: ruby
-    steps:
-      - checkout
-      - run: bundle install
-      - run: bundle exec kdrfc specification/OpenMetrics.md
-      - run: git diff --exit-code
-
-workflows:
-  version: 2
-  openmetrics:
-    jobs:
-      - build
-      - unit-test
-      - kdrfc
-      - test-python
-      - test-golang