diff --git a/go.mod b/go.mod
index 3819af2d85..9caff6f47d 100644
--- a/go.mod
+++ b/go.mod
@@ -26,6 +26,7 @@ require (
 require (
 	github.com/deckarep/golang-set/v2 v2.3.0
 	github.com/google/go-cmp v0.7.0
+	github.com/stretchr/testify v1.11.1
 	github.com/vmware-tanzu/velero v1.12.4
 	k8s.io/klog/v2 v2.90.0
 	sigs.k8s.io/yaml v1.3.0
@@ -134,6 +135,7 @@ require (
 	github.com/pkg/browser v0.0.0-20210911075715-681adbf594b8 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/planetscale/vtprotobuf v0.6.1-0.20240319094008-0393e58bdf10 // indirect
+	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/prometheus/client_golang v1.16.0 // indirect
 	github.com/prometheus/client_model v0.6.2 // indirect
 	github.com/prometheus/common v0.44.0 // indirect