diff --git a/go.mod b/go.mod
index 849d855794d5e175365167608c41017f9dddef9e..529ef417e1e05705d52fcbd7d0c91b4666a0e811 100644
--- a/go.mod
+++ b/go.mod
@@ -25,6 +25,7 @@ require (
 	github.com/badoux/checkmail v1.2.1 // indirect
 	github.com/cenkalti/backoff/v4 v4.1.3 // indirect
 	github.com/cloudflare/circl v1.2.0 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/desertbit/timer v0.0.0-20180107155436-c41aec40b27f // indirect
 	github.com/elliotchance/orderedmap v1.4.0 // indirect
 	github.com/gobwas/ws v1.1.0 // indirect