diff --git a/rust/Cargo.lock b/rust/Cargo.lock
index e922bcc43..ad70faa96 100644
--- a/rust/Cargo.lock
+++ b/rust/Cargo.lock
@@ -351,9 +351,9 @@ dependencies = [
 
 [[package]]
 name = "arbitrary"
-version = "1.4.1"
+version = "1.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dde20b3d026af13f561bdd0f15edf01fc734f0dafcedbaf42bba506a9517f223"
+checksum = "c3d036a3c4ab069c7b410a2ce876bd74808d2d0888a82667669f8e783a898bf1"
 dependencies = [
  "derive_arbitrary",
 ]
diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index e3e0f96b6..70afdf7d6 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -43,7 +43,7 @@ edition = "2024"
 admx-macro = { path = "gui-client/src-admx-macro" }
 anyhow = "1.0.98"
 apple-client-ffi = { path = "apple-client-ffi" }
-arbitrary = "1.4.1"
+arbitrary = "1.4.2"
 arboard = { version = "3.6.0", default-features = false }
 async-trait = { version = "0.1", default-features = false }
 atomicwrites = "0.4.4"