diff --git a/rust/tool/systemd/Cargo.lock b/rust/tool/systemd/Cargo.lock
index b650905..06dfb71 100644
--- a/rust/tool/systemd/Cargo.lock
+++ b/rust/tool/systemd/Cargo.lock
@@ -510,13 +510,18 @@ dependencies = [
  "clap",
  "expect-test",
  "filetime",
+ "goblin",
  "indoc",
  "lanzaboote_tool",
  "log",
  "nix",
  "rand",
+ "serde",
+ "serde_json",
+ "sha2",
  "stderrlog",
  "tempfile",
+ "walkdir",
 ]
 
 [[package]]
diff --git a/rust/tool/systemd/Cargo.toml b/rust/tool/systemd/Cargo.toml
index 86a43e4..9e69efb 100644
--- a/rust/tool/systemd/Cargo.toml
+++ b/rust/tool/systemd/Cargo.toml
@@ -20,3 +20,8 @@ assert_cmd = "2.0.11"
 expect-test = "1.4.1"
 filetime = "0.2.21"
 rand = "0.8.5"
+serde_json = "1.0.96"
+goblin = "0.6.1"
+serde = { version = "1.0.163", features = ["derive"] }
+walkdir = "2.3.3"
+sha2 = "0.10.6"