diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 2b0758b..6ca95e8 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -43,7 +43,7 @@ jobs:
     name: build
     runs-on: ubuntu-latest
     needs: lint
-    strategy: { matrix: { go: [ '1.20.x', '1.21.x', '1.22.x'] } }
+    strategy: { matrix: { go: [ '1.21.x', '1.22.x'] } }
     steps:
     - name: Setup go
       uses: actions/setup-go@v4
diff --git a/go.mod b/go.mod
index 2b4d64a..678129c 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/go-routeros/routeros/v3
 
-go 1.20
+go 1.21
 
 require github.com/stretchr/testify v1.9.0