diff --git a/go.mod b/go.mod
index 96fb656..cae7271 100644
--- a/go.mod
+++ b/go.mod
@@ -7,6 +7,7 @@ require (
 	github.com/golang/mock v1.6.0
 	github.com/google/go-cmp v0.6.0
 	github.com/multiformats/go-multibase v0.2.0
+	github.com/stretchr/testify v1.8.1
 	github.com/vmihailenco/msgpack/v5 v5.4.1
 	go.etcd.io/bbolt v1.3.8
 	go.uber.org/zap v1.26.0
@@ -14,10 +15,13 @@ require (
 )
 
 require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/mr-tron/base58 v1.1.0 // indirect
 	github.com/multiformats/go-base32 v0.0.3 // indirect
 	github.com/multiformats/go-base36 v0.1.0 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/vmihailenco/tagparser/v2 v2.0.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/sys v0.15.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )