diff --git a/pkg/sentry/kernel/kernel.go b/pkg/sentry/kernel/kernel.go
index 2068293cf2..72703b42d4 100644
--- a/pkg/sentry/kernel/kernel.go
+++ b/pkg/sentry/kernel/kernel.go
@@ -392,6 +392,7 @@ type Kernel struct {
 // Saver is an interface for saving the kernel.
 type Saver interface {
 	SaveAsync() error
+	OCIEnviron(containerName string) []string
 }
 
 // InitKernelArgs holds arguments to Init.