diff --git a/.github/workflows/test-action.yml b/.github/workflows/test-action.yml
index 3b9aed7..b547802 100644
--- a/.github/workflows/test-action.yml
+++ b/.github/workflows/test-action.yml
@@ -206,8 +206,8 @@ jobs:
           - ubuntu-latest
           - windows-latest
         go_version:
-          - '1.19'
           - '1.20'
+          - '1.21'
     name: Try to install cosign with go ${{ matrix.go_version }}
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1