diff --git a/internal/app/cmd/register.go b/internal/app/cmd/register.go
index 6e8e8bc..482c6fb 100644
--- a/internal/app/cmd/register.go
+++ b/internal/app/cmd/register.go
@@ -93,8 +93,8 @@ const (
 
 var defaultLabels = []string{
 	"ubuntu-latest:docker://docker.gitea.com/runner-images:ubuntu-latest",
+	"ubuntu-24.04:docker://docker.gitea.com/runner-images:ubuntu-24.04",
 	"ubuntu-22.04:docker://docker.gitea.com/runner-images:ubuntu-22.04",
-	"ubuntu-20.04:docker://docker.gitea.com/runner-images:ubuntu-20.04",
 }
 
 type registerInputs struct {