diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e343e63..146f9f2 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,7 +18,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        go: ['1.21', '1.22', '1.23', '1.24']
+        go: ['1.23', '1.24']
     name: Go ${{ matrix.go }} test
     steps:
       - uses: actions/checkout@v4
diff --git a/README.md b/README.md
index e289ee5..bc346f5 100644
--- a/README.md
+++ b/README.md
@@ -156,9 +156,7 @@ Versions that also build are marked with :warning:.
 
 | Version | Supported          |
 | ------- | ------------------ |
-| <1.21   | :x:                |
-| 1.21    | :warning:          |
-| 1.22    | :white_check_mark: |
+| <1.23   | :x:                |
 | 1.23    | :white_check_mark: |
 | 1.24    | :white_check_mark: |
 
diff --git a/go.mod b/go.mod
index 3f1227b..d92ef02 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/zitadel/oidc/v3
 
-go 1.24
+go 1.23.7
 
 require (
 	github.com/bmatcuk/doublestar/v4 v4.8.1