diff --git a/Cargo.lock b/Cargo.lock
index 3c3e94dd5fd..9dac9a237d5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4661,9 +4661,9 @@ checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
 [[package]]
 name = "wincode"
-version = "0.3.1"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f27315388539620cef3386d77b05305dbfb7fccbd32eead533a7a3779313532"
+checksum = "70404f69984d4a07b1fd1baeec55f577c9fecdea55a9c7196fb32fd84f84955a"
 dependencies = [
  "pastey",
  "proc-macro2",
diff --git a/Cargo.toml b/Cargo.toml
index cc5e1f454ec..5bb7bfbf61e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -590,7 +590,7 @@ rlimit = { workspace = true }
 # Used in test_uptime::test_uptime_with_file_containing_valid_boot_time_utmpx_record
 # to deserialize an utmpx struct into a binary file
 [target.'cfg(all(target_family= "unix",not(target_os = "macos")))'.dev-dependencies]
-wincode = "0.3.1"
+wincode = "0.4.0"
 wincode-derive = "0.3.1"
 
 [build-dependencies]