diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 2ee395f..2cccb92 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -32,7 +32,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v4
         with:
-          go-version: '1.18'
+          go-version: '1.20'
       - name: Generate docgo and literate
         run: make godoc
       - name: Build with Jekyll
diff --git a/.github/workflows/gotests.yaml b/.github/workflows/gotests.yaml
index 9cbd679..345366b 100644
--- a/.github/workflows/gotests.yaml
+++ b/.github/workflows/gotests.yaml
@@ -12,8 +12,6 @@ jobs:
     strategy:
       matrix:
         go-version:
-          - "1.18"
-          - "1.19"
           - "1.20"
           - "1.21"
     name: Tests for Go ${{ matrix.go-version}}
diff --git a/.github/workflows/integration_tests.yaml b/.github/workflows/integration_tests.yaml
index 4048427..a21d292 100644
--- a/.github/workflows/integration_tests.yaml
+++ b/.github/workflows/integration_tests.yaml
@@ -10,7 +10,7 @@ jobs:
     strategy:
       matrix:
         go-version:
-          - "1.18"
+          - "1.20"
     name: Integration tests for Go ${{ matrix.go-version}}
     steps:
       - uses: actions/checkout@v4