diff --git a/Cargo.lock b/Cargo.lock
index d5cc5706f..b3fdc3450 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -65,7 +65,11 @@ dependencies = [
  "linux-loader",
  "log 0.4.11",
  "rand 0.7.3",
+ "serde",
+ "serde_derive",
+ "serde_json",
  "vm-memory",
+ "vm-migration",
 ]
 
 [[package]]