diff --git a/.cirrus.yml b/.cirrus.yml
index 53c0110..69c6ced 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -1,6 +1,6 @@
 env:
   CIRRUS_CLONE_DEPTH: 1
-  GO_VERSION: go1.19.1
+  GO_VERSION: go1.20
 
 freebsd_12_task:
   freebsd_instance:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 9b432f4..8fa6d54 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -12,7 +12,7 @@ jobs:
   build-and-test:
     strategy:
       matrix:
-        go-version: [1.17, 1.18, 1.19]
+        go-version: ['1.18', '1.19', '1.20']
         os: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.os }}
 
@@ -26,11 +26,11 @@ jobs:
       uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
 
     - name: Check formatting
-      if: ${{ matrix.go-version == '1.19' && matrix.os == 'ubuntu-latest' }}
+      if: ${{ matrix.go-version == '1.20' && matrix.os == 'ubuntu-latest' }}
       run: diff -u <(echo -n) <(gofmt -d .)
 
     - name: Check Go modules
-      if: ${{ matrix.go-version == '1.19' && matrix.os == 'ubuntu-latest' }}
+      if: ${{ matrix.go-version == '1.20' && matrix.os == 'ubuntu-latest' }}
       run: |
         go mod tidy
         git diff --exit-code