diff --git a/.circleci/config.yml b/.circleci/config.yml
new file mode 100644
index 0000000..488dae5
--- /dev/null
+++ b/.circleci/config.yml
@@ -0,0 +1,59 @@
+version: 2.1
+
+references:
+  images:
+    go: &GOLANG_IMAGE circleci/golang:latest
+  environments:
+    tmp: &TEST_RESULTS_PATH /tmp/test-results # path to where test results are saved
+
+# reusable 'executor' object for jobs
+executors:
+  go:
+    docker:
+      - image: *GOLANG_IMAGE
+    environment:
+      - TEST_RESULTS: *TEST_RESULTS_PATH
+
+jobs:
+  go-test:
+    executor: go
+    steps:
+      - checkout
+      - run: mkdir -p $TEST_RESULTS
+
+      - restore_cache: # restore cache from dev-build job
+          keys:
+            - go-multierror-modcache-v1-{{ checksum "go.mod" }}
+
+      - run: go mod download
+
+      # Save go module cache if the go.mod file has changed
+      - save_cache:
+          key: go-multierror-modcache-v1-{{ checksum "go.mod" }}
+          paths:
+            - "/go/pkg/mod"
+
+      # check go fmt output because it does not report non-zero when there are fmt changes
+      - run:
+          name: check go fmt
+          command: |
+            files=$(go fmt ./...)
+            if [ -n "$files" ]; then
+              echo "The following file(s) do not conform to go fmt:"
+              echo "$files"
+              exit 1
+            fi
+      # run go tests with gotestsum
+      - run: |
+          PACKAGE_NAMES=$(go list ./...)
+          gotestsum --format=short-verbose --junitfile $TEST_RESULTS/gotestsum-report.xml -- $PACKAGE_NAMES
+      - store_test_results:
+          path: *TEST_RESULTS_PATH
+      - store_artifacts:
+          path: *TEST_RESULTS_PATH
+
+workflows:
+  version: 2
+  test-and-build:
+    jobs:
+      - go-test
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 24b8038..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,12 +0,0 @@
-sudo: false
-
-language: go
-
-go:
-  - 1.x
-
-branches:
-  only:
-    - master
-
-script: env GO111MODULE=on make test testrace
diff --git a/README.md b/README.md
index e9d132d..bfca5c9 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 [![Go Documentation](http://img.shields.io/badge/go-documentation-blue.svg?style=flat-square)][godocs]
 
 [travis]: https://travis-ci.org/hashicorp/go-multierror
-[godocs]: https://godoc.org/github.com/hashicorp/go-multierror
+[godocs]: https://pkg.go.dev/github.com/hashicorp/go-multierror
 
 `go-multierror` is a package for Go that provides a mechanism for
 representing a list of `error` values as a single `error`.
@@ -24,7 +24,7 @@
 Install using `go get github.com/hashicorp/go-multierror`.
 
 Full documentation is available at
-http://godoc.org/github.com/hashicorp/go-multierror
+https://pkg.go.dev/github.com/hashicorp/go-multierror
 
 ### Requires go version 1.13 or newer