diff --git a/e2e-tests/config/config.go b/e2e-tests/config/config.go
index 5242d258..27c5eef9 100644
--- a/e2e-tests/config/config.go
+++ b/e2e-tests/config/config.go
@@ -18,6 +18,7 @@ var (
 	CloudStorage          string
 	RcloneConfigFile      string
 	RcloneConfigSecret    string
+	PluginDir             string
 )
 
 // Validates the --run-as flag value and logs the active mode.
diff --git a/e2e-tests/tests/tier0/e2e_suite_test.go b/e2e-tests/tests/tier0/e2e_suite_test.go
index 4169175c..28733151 100644
--- a/e2e-tests/tests/tier0/e2e_suite_test.go
+++ b/e2e-tests/tests/tier0/e2e_suite_test.go
@@ -25,6 +25,7 @@ func init() {
 	flag.StringVar(&config.CloudStorage, "cloud-storage", "", "S3-compatible cloud storage path for indirect transfer (e.g. remote:my-bucket)")
 	flag.StringVar(&config.RcloneConfigFile, "rclone-config-file", "", "Path to local rclone.conf file for indirect transfer")
 	flag.StringVar(&config.RcloneConfigSecret, "rclone-config-secret", "", "K8s Secret name containing rclone.conf for indirect transfer")
+	flag.StringVar(&config.PluginDir, "plugin-dir", "", "Directory containing crane transform plugins")
 }
 
 var _ = BeforeSuite(func() {
diff --git a/e2e-tests/tests/tier1/e2e_suite_test.go b/e2e-tests/tests/tier1/e2e_suite_test.go
index ad211e30..ffc9a4b1 100644
--- a/e2e-tests/tests/tier1/e2e_suite_test.go
+++ b/e2e-tests/tests/tier1/e2e_suite_test.go
@@ -25,6 +25,7 @@ func init() {
 	flag.StringVar(&config.CloudStorage, "cloud-storage", "", "S3-compatible cloud storage path for indirect transfer (e.g. remote:my-bucket)")
 	flag.StringVar(&config.RcloneConfigFile, "rclone-config-file", "", "Path to local rclone.conf file for indirect transfer")
 	flag.StringVar(&config.RcloneConfigSecret, "rclone-config-secret", "", "K8s Secret name containing rclone.conf for indirect transfer")
+	flag.StringVar(&config.PluginDir, "plugin-dir", "", "Directory containing crane transform plugins")
 }
 
 var _ = BeforeSuite(func() {