diff --git a/go.mod b/go.mod
index 236d4ad..847e9f6 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/dgraph-io/badger/v2 v2.0.2
 	github.com/go-acme/lego/v3 v3.5.0 // indirect
 	github.com/miekg/dns v1.1.29 // indirect
-	github.com/oyato/certmagic-storage-tests v0.0.0-20200320140803-bfe8ad72a1f4
+	github.com/oyato/certmagic-storage-tests v0.0.0-20200322161024-236af4dad398
 	golang.org/x/crypto v0.0.0-20200317142112-1b76d66859c6 // indirect
 	golang.org/x/net v0.0.0-20200319234117-63522dbf7eec // indirect
 	golang.org/x/sys v0.0.0-20200317113312-5766fd39f98d // indirect
diff --git a/go.sum b/go.sum
index cf71da7..488b49a 100644
--- a/go.sum
+++ b/go.sum
@@ -227,8 +227,8 @@ github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1Cpa
 github.com/openzipkin/zipkin-go v0.1.6/go.mod h1:QgAqvLzwWbR/WpD4A3cGpPtJrZXNIiJc5AZX7/PBEpw=
 github.com/oracle/oci-go-sdk v7.0.0+incompatible/go.mod h1:VQb79nF8Z2cwLkLS35ukwStZIg5F66tcBccjip/j888=
 github.com/ovh/go-ovh v0.0.0-20181109152953-ba5adb4cf014/go.mod h1:joRatxRJaZBsY3JAOEMcoOp05CnZzsx4scTxi95DHyQ=
-github.com/oyato/certmagic-storage-tests v0.0.0-20200320140803-bfe8ad72a1f4 h1:Weci/HW0+7PTJ94yG0AfIxNCK7lBC0s8hCiI42e3HLA=
-github.com/oyato/certmagic-storage-tests v0.0.0-20200320140803-bfe8ad72a1f4/go.mod h1:D+Zr9yg65Uibq6AcEdjVE8Z7Ou/VDKTqxNyly6jjz84=
+github.com/oyato/certmagic-storage-tests v0.0.0-20200322161024-236af4dad398 h1:hQzcfzKk42PeqzbjKygAks39Ob77PN+mt2DsTHu0bbo=
+github.com/oyato/certmagic-storage-tests v0.0.0-20200322161024-236af4dad398/go.mod h1:D+Zr9yg65Uibq6AcEdjVE8Z7Ou/VDKTqxNyly6jjz84=
 github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic=
 github.com/pierrec/lz4 v2.0.5+incompatible/go.mod h1:pdkljMzZIN41W+lC3N2tnIh5sFi+IEE17M5jbnwPHcY=
 github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=