diff --git a/tests/tests_suite_test.go b/tests/tests_suite_test.go
index f06f0021..07416d8d 100644
--- a/tests/tests_suite_test.go
+++ b/tests/tests_suite_test.go
@@ -16,7 +16,7 @@ import (
 const (
 	namespaceEnvVarName                     = "TEST_NAMESPACE"
 	imageEnvVarName                         = "TEST_CHECKUP_IMAGE"
-	vmUnderTestContainerDiskImageEnvVarName = "VM_CONTAINER_DISK_IMAGE_URL"
+	vmUnderTestContainerDiskImageEnvVarName = "VM_UNDER_TEST_CONTAINER_DISK_IMAGE"
 )
 
 const (