diff --git a/attestation/attestclient.go b/attestation/attestclient.go
index 2d05abf..2805640 100644
--- a/attestation/attestclient.go
+++ b/attestation/attestclient.go
@@ -8,6 +8,7 @@ import (
 	"encoding/hex"
 	"errors"
 	"math"
+	"fmt"
 
 	confpkg "mainstay/config"
 	"mainstay/crypto"