diff --git a/fuzz/Cargo.lock b/fuzz/Cargo.lock
index c3b2ac51d..4c973df96 100644
--- a/fuzz/Cargo.lock
+++ b/fuzz/Cargo.lock
@@ -504,9 +504,9 @@ dependencies = [
 
 [[package]]
 name = "signal-hook-registry"
-version = "1.3.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "16f1d0fef1604ba8f7a073c7e701f213e056707210e9020af4528e0101ce11a6"
+checksum = "e51e73328dc4ac0c7ccbda3a494dfa03df1de2f46018127f60c693f2648455b0"
 dependencies = [
  "libc",
 ]
@@ -750,9 +750,6 @@ name = "vm-virtio"
 version = "0.1.0"
 dependencies = [
  "log",
- "serde",
- "serde_derive",
- "serde_json",
  "virtio-bindings",
  "vm-memory",
 ]