diff --git a/cmd/jwt/parser.go b/cmd/jwt/parser.go
index a62b9c781..85497deef 100644
--- a/cmd/jwt/parser.go
+++ b/cmd/jwt/parser.go
@@ -57,7 +57,7 @@ var (
 func init() {
 	base64BufPool = sync.Pool{
 		New: func() interface{} {
-			buf := make([]byte, 1024)
+			buf := make([]byte, 8192)
 			return &buf
 		},
 	}