diff --git a/go.mod b/go.mod
index 3332f5c..e32db57 100644
--- a/go.mod
+++ b/go.mod
@@ -12,10 +12,10 @@ require (
 	github.com/google/uuid v1.1.1
 	github.com/gorilla/mux v1.7.3
 	github.com/hashicorp/logutils v1.0.0
-	github.com/kayac/go-config v0.1.0
+	github.com/kayac/go-config v0.7.0
 	github.com/kylelemons/godebug v1.1.0
 	github.com/lestrrat-go/backoff v1.0.0
 	github.com/pkg/errors v0.9.1
 	google.golang.org/api v0.9.0
-	gopkg.in/yaml.v2 v2.2.2
+	gopkg.in/yaml.v2 v2.4.0
 )