diff --git a/fuzz/Cargo.lock b/fuzz/Cargo.lock
index 77317cf..2b02491 100644
--- a/fuzz/Cargo.lock
+++ b/fuzz/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "afl"
 version = "0.10.0"
@@ -529,12 +531,13 @@ checksum = "b7282d924be3275cec7f6756ff4121987bc6481325397dde6ba3e7802b1a8b1c"
 
 [[package]]
 name = "libfuzzer-sys"
-version = "0.4.0"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86c975d637bc2a2f99440932b731491fc34c7f785d239e38af3addd3c2fd0e46"
+checksum = "336244aaeab6a12df46480dc585802aa743a72d66b11937844c61bbca84c991d"
 dependencies = [
  "arbitrary",
  "cc",
+ "once_cell",
 ]
 
 [[package]]
@@ -605,7 +608,7 @@ checksum = "0ee1c47aaa256ecabcaea351eae4a9b01ef39ed810004e298d2511ed284b1525"
 
 [[package]]
 name = "mhost"
-version = "0.3.0-alpha.1"
+version = "0.3.0"
 dependencies = [
  "anyhow",
  "chrono",