diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 2cc4ec5..d4abdb6 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -14,7 +14,7 @@ jobs:
 
     strategy:
       matrix:
-        go: [ '1.18', '1.19' ]
+        go: [ '1.20', '1.21', '1.23' ]
 
     steps:
       - name: Set up Go ${{ matrix.go }}
diff --git a/go.mod b/go.mod
index 07d46f6..439516b 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/Icinga/check_by_powershell
 
-go 1.19
+go 1.20
 
 require (
 	github.com/NETWAYS/go-check v0.6.2