diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e75a2dd..0f50332 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-20.04
     strategy:
       matrix:
-        go-version: [1.19.x, 1.20.x, 1.21.x]
+        go-version: [1.21.x]
     steps:
       - name: Install Go
         uses: actions/setup-go@v4
diff --git a/v2/go.mod b/v2/go.mod
index 1954329..efea452 100644
--- a/v2/go.mod
+++ b/v2/go.mod
@@ -1,6 +1,6 @@
 module github.com/glauth/glauth/v2
 
-go 1.19
+go 1.21
 
 require (
 	github.com/BurntSushi/toml v1.3.2