diff --git a/examples/server.go b/examples/server.go
index 0328f66..c0bd1a7 100644
--- a/examples/server.go
+++ b/examples/server.go
@@ -24,7 +24,7 @@ func main() {
 				CommonName: hostname,
 			},
 			DNSNames: []string{hostname},
-			Duration: time.Minute, // for testing purposes
+			Duration: 365 * 24 * time.Hour,
 		})
 	}