diff --git a/go.mod b/go.mod
index c30c2d25..e3140d02 100644
--- a/go.mod
+++ b/go.mod
@@ -14,6 +14,7 @@ require (
 
 replace (
 	github.com/google/uuid => github.com/google/uuid v1.0.0
+	github.com/spf13/pflag => github.com/spf13/pflag v1.0.1
 	github.com/stretchr/testify => github.com/stretchr/testify v1.2.2
 	golang.org/x/crypto => golang.org/x/crypto v0.0.0-20181025213731-e84da0312774
 	golang.org/x/net => golang.org/x/net v0.0.0-20190206173232-65e2d4e15006